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2020201331222 = 240950910974423
BaseRepresentation
bin11101011001011101011…
…000011111101000010110
321011010111022012210201202
4131121131120133220112
5231044333020044342
64144022341352502
7265645320662324
oct35313530375026
97133438183652
102020201331222
11709842a91a48
12287641408732
131186728711b9
146dac77c2d14
153783b767332
hex1d65d61fa16

2020201331222 has 32 divisors (see below), whose sum is σ = 3047142369600. Its totient is φ = 1004507463168.

The previous prime is 2020201331179. The next prime is 2020201331243. The reversal of 2020201331222 is 2221331020202.

It is a happy number.

It is a super-2 number, since 2×20202013312222 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2020201331194 and 2020201331203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456746903 + ... + 456751325.

It is an arithmetic number, because the mean of its divisors is an integer number (95223199050).

Almost surely, 22020201331222 is an apocalyptic number.

2020201331222 is a deficient number, since it is larger than the sum of its proper divisors (1026941038378).

2020201331222 is a wasteful number, since it uses less digits than its factorization.

2020201331222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6440.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2020201331222 its reverse (2221331020202), we get a palindrome (4241532351424).

The spelling of 2020201331222 in words is "two trillion, twenty billion, two hundred one million, three hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 409 509 818 1018 1097 2194 4423 8846 208181 416362 448673 558373 897346 1116746 1809007 2251307 3618014 4502614 4852031 9704062 228374557 456749114 920784563 1841569126 1984480679 2469683779 3968961358 4939367558 1010100665611 2020201331222