111310021132 has 24 divisors (see below), whose sum is σ = 195848486064. Its totient is φ = 55353807552.

The previous prime is 111310021091. The next prime is 111310021153. The reversal of 111310021132 is 231120013111.

It is a happy number.

It is a super-2 number, since 2×111310021132² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843798 + ... + 966754.

It is an arithmetic number, because the mean of its divisors is an integer number (8160353586).

Almost surely, 2^111310021132 is an apocalyptic number.

It is an amenable number.

111310021132 is a deficient number, since it is larger than the sum of its proper divisors (84538464932).

111310021132 is a wasteful number, since it uses less digits than its factorization.

111310021132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124185 (or 124183 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111310021132 its reverse (231120013111), we get a palindrome (342430034243).

The spelling of 111310021132 in words is "one hundred eleven billion, three hundred ten million, twenty-one thousand, one hundred thirty-two".