111132961152 has 64 divisors (see below), whose sum is σ = 295239999600. Its totient is φ = 37038915584.

The previous prime is 111132961133. The next prime is 111132961169. The reversal of 111132961152 is 251169231111.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3289048 + ... + 3322664.

Almost surely, 2^111132961152 is an apocalyptic number.

111132961152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111132961152 is an abundant number, since it is smaller than the sum of its proper divisors (184107038448).

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

111132961152 is an equidigital number, since it uses as much as digits as its factorization.

111132961152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42243 (or 42231 counting only the distinct ones).

The product of its digits is 3240, while the sum is 33.

The spelling of 111132961152 in words is "one hundred eleven billion, one hundred thirty-two million, nine hundred sixty-one thousand, one hundred fifty-two".