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20200211440120 = 2351914016593533
BaseRepresentation
bin1001001011111001110100…
…11011010110000111111000
32122112010021110121110110201
410211330322123112013320
510121430013112040440
6110543503220051544
74153263033131245
oct445747233260770
978463243543421
1020200211440120
116488952815338
122322b29b33bb4
13b36b443643ba
144db9a445c5cc
152506c1b7419a
hex125f3a6d61f8

20200211440120 has 64 divisors (see below), whose sum is σ = 45802379543040. Its totient is φ = 8017734912000.

The previous prime is 20200211440109. The next prime is 20200211440127. The reversal of 20200211440120 is 2104411200202.

It is a super-2 number, since 2×202002114401202 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200211440127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233127 + ... + 6360406.

It is an arithmetic number, because the mean of its divisors is an integer number (715662180360).

Almost surely, 220200211440120 is an apocalyptic number.

20200211440120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20200211440120 is an abundant number, since it is smaller than the sum of its proper divisors (25602168102920).

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

20200211440120 is a wasteful number, since it uses less digits than its factorization.

20200211440120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594136 (or 6594132 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20200211440120 its reverse (2104411200202), we get a palindrome (22304622640322).

The spelling of 20200211440120 in words is "twenty trillion, two hundred billion, two hundred eleven million, four hundred forty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 191 382 401 764 802 955 1528 1604 1910 2005 3208 3820 4010 7640 8020 16040 76591 153182 306364 382955 612728 765910 1531820 3063640 6593533 13187066 26374132 32967665 52748264 65935330 131870660 263741320 1259364803 2518729606 2644006733 5037459212 5288013466 6296824015 10074918424 10576026932 12593648030 13220033665 21152053864 25187296060 26440067330 50374592120 52880134660 105760269320 505005286003 1010010572006 2020021144012 2525026430015 4040042288024 5050052860030 10100105720060 20200211440120