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111130131112208 = 24131015952591739
BaseRepresentation
bin11001010001001001111111…
…111111010010000100010000
3112120110221021220121122100122
4121101021333333102010100
5104031224002031042313
61032204251043405412
732256613150465355
oct3121117777220420
9476427256548318
10111130131112208
113245602994680a
1210569920083868
134a016ac6595c0
141d62a2702262c
15ccab3a58a708
hex65127ffd2110

111130131112208 has 40 divisors (see below), whose sum is σ = 231900122025600. Its totient is φ = 51285779961984.

The previous prime is 111130131112177. The next prime is 111130131112277. The reversal of 111130131112208 is 802211131031111.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 24182798 + ... + 28408941.

It is an arithmetic number, because the mean of its divisors is an integer number (5797503050640).

Almost surely, 2111130131112208 is an apocalyptic number.

It is an amenable number.

111130131112208 is an abundant number, since it is smaller than the sum of its proper divisors (120769990913392).

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

111130131112208 is a wasteful number, since it uses less digits than its factorization.

111130131112208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52601919 (or 52601913 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 26.

Adding to 111130131112208 its reverse (802211131031111), we get a palindrome (913341262143319).

The spelling of 111130131112208 in words is "one hundred eleven trillion, one hundred thirty billion, one hundred thirty-one million, one hundred twelve thousand, two hundred eight".

Divisors: 1 2 4 8 13 16 26 52 104 208 10159 20318 40636 81272 132067 162544 264134 528268 1056536 2113072 52591739 105183478 210366956 420733912 683692607 841467824 1367385214 2734770428 5469540856 10939081712 534279476501 1068558953002 2137117906004 4274235812008 6945633194513 8548471624016 13891266389026 27782532778052 55565065556104 111130131112208