111001133012 has 48 divisors (see below), whose sum is σ = 242473512960. Its totient is φ = 43195548000.

The previous prime is 111001133011. The next prime is 111001133017. The reversal of 111001133012 is 210331100111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001133011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43637 + ... + 473187.

It is an arithmetic number, because the mean of its divisors is an integer number (5051531520).

Almost surely, 2^111001133012 is an apocalyptic number.

It is an amenable number.

111001133012 is an abundant number, since it is smaller than the sum of its proper divisors (131472379948).

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

111001133012 is a wasteful number, since it uses less digits than its factorization.

111001133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430412 (or 430410 counting only the distinct ones).

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

Adding to 111001133012 its reverse (210331100111), we get a palindrome (321332233123).

The spelling of 111001133012 in words is "one hundred eleven billion, one million, one hundred thirty-three thousand, twelve".