111400043100 has 36 divisors (see below), whose sum is σ = 322317458904. Its totient is φ = 29706678080.

The previous prime is 111400043077. The next prime is 111400043119. The reversal of 111400043100 is 1340004111.

It is a super-2 number, since 2×111400043100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 111400043100.

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 11 ways as a sum of consecutive naturals, for example, 185666439 + ... + 185667038.

Almost surely, 2^111400043100 is an apocalyptic number.

111400043100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111400043100 is an abundant number, since it is smaller than the sum of its proper divisors (210917415804).

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

111400043100 is a wasteful number, since it uses less digits than its factorization.

111400043100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371333494 (or 371333487 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111400043100 its reverse (1340004111), we get a palindrome (112740047211).

The spelling of 111400043100 in words is "one hundred eleven billion, four hundred million, forty-three thousand, one hundred".