111132404012 has 48 divisors (see below), whose sum is σ = 239328069120. Its totient is φ = 44066733312.

The previous prime is 111132403979. The next prime is 111132404021. The reversal of 111132404012 is 210404231111.

It is a super-2 number, since 2×111132404012² (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 15 ways as a sum of consecutive naturals, for example, 1950488 + ... + 2006655.

It is an arithmetic number, because the mean of its divisors is an integer number (4986001440).

Almost surely, 2^111132404012 is an apocalyptic number.

It is an amenable number.

111132404012 is an abundant number, since it is smaller than the sum of its proper divisors (128195665108).

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

111132404012 is a wasteful number, since it uses less digits than its factorization.

111132404012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957230 (or 3957228 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111132404012 its reverse (210404231111), we get a palindrome (321536635123).

The spelling of 111132404012 in words is "one hundred eleven billion, one hundred thirty-two million, four hundred four thousand, twelve".