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20200202110120 = 2351309938552947
BaseRepresentation
bin1001001011111001110011…
…10111110000010010101000
32122112010020211001110010011
410211330321313300102220
510121430003220010440
6110543502244101304
74153262560622134
oct445747167602250
978463224043104
1020200202110120
11648894852259a
122322b26994834
13b36b424487a6
144db9a31103c4
152506c0e2e9ea
hex125f39df04a8

20200202110120 has 32 divisors (see below), whose sum is σ = 45453925692000. Its totient is φ = 8079463787328.

The previous prime is 20200202110111. The next prime is 20200202110177. The reversal of 20200202110120 is 2101120200202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20200202110120.

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 7 ways as a sum of consecutive naturals, for example, 18752514 + ... + 19800433.

It is an arithmetic number, because the mean of its divisors is an integer number (1420435177875).

Almost surely, 220200202110120 is an apocalyptic number.

20200202110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20200202110120 is an abundant number, since it is smaller than the sum of its proper divisors (25253723581880).

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

20200202110120 is a wasteful number, since it uses less digits than its factorization.

20200202110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38566057 (or 38566053 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20200202110120 its reverse (2101120200202), we get a palindrome (22301322310322).

The spelling of 20200202110120 in words is "twenty trillion, two hundred billion, two hundred two million, one hundred ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 13099 26198 52396 65495 104792 130990 261980 523960 38552947 77105894 154211788 192764735 308423576 385529470 771058940 1542117880 505005052753 1010010105506 2020020211012 2525025263765 4040040422024 5050050527530 10100101055060 20200202110120