111130133212 has 12 divisors (see below), whose sum is σ = 222260266480. Its totient is φ = 47627199936.

The previous prime is 111130133209. The next prime is 111130133281. The reversal of 111130133212 is 212331031111.

111130133212 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 111130133212.

It is a congruent number.

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, 1984466637 + ... + 1984466692.

Almost surely, 2^111130133212 is an apocalyptic number.

It is an amenable number.

111130133212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

111130133212 is a wasteful number, since it uses less digits than its factorization.

111130133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3968933340 (or 3968933338 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 111130133212 its reverse (212331031111), we get a palindrome (323461164323).

The spelling of 111130133212 in words is "one hundred eleven billion, one hundred thirty million, one hundred thirty-three thousand, two hundred twelve".