111400334031 has 16 divisors (see below), whose sum is σ = 173364655104. Its totient is φ = 62302921824.

The previous prime is 111400334027. The next prime is 111400334033. The reversal of 111400334031 is 130433004111.

It is not a de Polignac number, because 111400334031 - 2² = 111400334027 is a prime.

It is a super-2 number, since 2×111400334031² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 111400333989 and 111400334007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111400334033) 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, 56432820 + ... + 56434793.

It is an arithmetic number, because the mean of its divisors is an integer number (10835290944).

Almost surely, 2^111400334031 is an apocalyptic number.

111400334031 is a deficient number, since it is larger than the sum of its proper divisors (61964321073).

111400334031 is a wasteful number, since it uses less digits than its factorization.

111400334031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112867670.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111400334031 its reverse (130433004111), we get a palindrome (241833338142).

The spelling of 111400334031 in words is "one hundred eleven billion, four hundred million, three hundred thirty-four thousand, thirty-one".