111131313032 has 8 divisors (see below), whose sum is σ = 208371211950. Its totient is φ = 55565656512.

The previous prime is 111131313017. The next prime is 111131313053. The reversal of 111131313032 is 230313131111.

It can be written as a sum of positive squares in only one way, i.e., 108079192516 + 3052120516 = 328754^2 + 55246^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 111131312995 and 111131313013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6945707057 + ... + 6945707072.

Almost surely, 2^111131313032 is an apocalyptic number.

It is an amenable number.

111131313032 is a deficient number, since it is larger than the sum of its proper divisors (97239898918).

111131313032 is a wasteful number, since it uses less digits than its factorization.

111131313032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13891414135 (or 13891414131 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 111131313032 its reverse (230313131111), we get a palindrome (341444444143).

The spelling of 111131313032 in words is "one hundred eleven billion, one hundred thirty-one million, three hundred thirteen thousand, thirty-two".