111132311012 has 12 divisors (see below), whose sum is σ = 195966137136. Its totient is φ = 55141986120.

The previous prime is 111132310999. The next prime is 111132311033. The reversal of 111132311012 is 210113231111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106041758 + ... + 106042805.

It is an arithmetic number, because the mean of its divisors is an integer number (16330511428).

Almost surely, 2^111132311012 is an apocalyptic number.

It is an amenable number.

111132311012 is a deficient number, since it is larger than the sum of its proper divisors (84833826124).

111132311012 is a wasteful number, since it uses less digits than its factorization.

111132311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212084698 (or 212084696 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 111132311012 its reverse (210113231111), we get a palindrome (321245542123).

The spelling of 111132311012 in words is "one hundred eleven billion, one hundred thirty-two million, three hundred eleven thousand, twelve".