111200400324 has 36 divisors (see below), whose sum is σ = 302712202156. Its totient is φ = 34215507648.

The previous prime is 111200400317. The next prime is 111200400347. The reversal of 111200400324 is 423004002111.

It can be written as a sum of positive squares in 2 ways, for example, as 31388500224 + 79811900100 = 177168^2 + 282510^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111200400297 and 111200400306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118803379 + ... + 118804314.

Almost surely, 2^111200400324 is an apocalyptic number.

It is an amenable number.

111200400324 is an abundant number, since it is smaller than the sum of its proper divisors (191511801832).

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

111200400324 is a wasteful number, since it uses less digits than its factorization.

111200400324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237607716 (or 237607711 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 111200400324 its reverse (423004002111), we get a palindrome (534204402435).

The spelling of 111200400324 in words is "one hundred eleven billion, two hundred million, four hundred thousand, three hundred twenty-four".