11311100132 has 12 divisors (see below), whose sum is σ = 19829588016. Its totient is φ = 5645503560.

The previous prime is 11311100123. The next prime is 11311100147. The reversal of 11311100132 is 23100111311.

It is a happy number.

It is a super-2 number, since 2×11311100132² (a number of 21 digits) contains 22 as substring.

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, 2509094 + ... + 2513597.

It is an arithmetic number, because the mean of its divisors is an integer number (1652465668).

Almost surely, 2^11311100132 is an apocalyptic number.

It is an amenable number.

11311100132 is a deficient number, since it is larger than the sum of its proper divisors (8518487884).

11311100132 is a wasteful number, since it uses less digits than its factorization.

11311100132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5023258 (or 5023256 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11311100132 its reverse (23100111311), we get a palindrome (34411211443).

The spelling of 11311100132 in words is "eleven billion, three hundred eleven million, one hundred thousand, one hundred thirty-two".