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2020020112200 = 2335223146378269
BaseRepresentation
bin11101011001010010100…
…101001100101101001000
321011010000200012220222010
4131121102211030231020
5231044000122042300
64143552345255520
7265640660436066
oct35312245145510
97133020186863
102020020112200
1170975a767462
122875b07945a0
131186441614cc
146daab6cd036
153782a8bca50
hex1d65294cb48

2020020112200 has 96 divisors (see below), whose sum is σ = 6534325972800. Its totient is φ = 515251503360.

The previous prime is 2020020112199. The next prime is 2020020112207. The reversal of 2020020112200 is 22110200202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2020020112207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73175335 + ... + 73202934.

It is an arithmetic number, because the mean of its divisors is an integer number (68065895550).

Almost surely, 22020020112200 is an apocalyptic number.

2020020112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020020112200 is an abundant number, since it is smaller than the sum of its proper divisors (4514305860600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020020112200 is a wasteful number, since it uses less digits than its factorization.

2020020112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146378311 (or 146378302 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2020020112200 its reverse (22110200202), we get a palindrome (2042130312402).

The spelling of 2020020112200 in words is "two trillion, twenty billion, twenty million, one hundred twelve thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 23 24 25 30 40 46 50 60 69 75 92 100 115 120 138 150 184 200 230 276 300 345 460 552 575 600 690 920 1150 1380 1725 2300 2760 3450 4600 6900 13800 146378269 292756538 439134807 585513076 731891345 878269614 1171026152 1463782690 1756539228 2195674035 2927565380 3366700187 3513078456 3659456725 4391348070 5855130760 6733400374 7318913450 8782696140 10100100561 10978370175 13466800748 14637826900 16833500935 17565392280 20200201122 21956740350 26933601496 29275653800 33667001870 40400402244 43913480700 50500502805 67334003740 80800804488 84167504675 87826961400 101001005610 134668007480 168335009350 202002011220 252502514025 336670018700 404004022440 505005028050 673340037400 1010010056100 2020020112200