111133454052 has 12 divisors (see below), whose sum is σ = 259311392816. Its totient is φ = 37044484680.

The previous prime is 111133453993. The next prime is 111133454063. The reversal of 111133454052 is 250454331111.

It is a tau number, because it is divible by the number of its divisors (12).

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, 4630560574 + ... + 4630560597.

Almost surely, 2^111133454052 is an apocalyptic number.

111133454052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111133454052 is an abundant number, since it is smaller than the sum of its proper divisors (148177938764).

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

111133454052 is a wasteful number, since it uses less digits than its factorization.

111133454052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9261121178 (or 9261121176 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 111133454052 its reverse (250454331111), we get a palindrome (361587785163).

The spelling of 111133454052 in words is "one hundred eleven billion, one hundred thirty-three million, four hundred fifty-four thousand, fifty-two".