111122320232 has 32 divisors (see below), whose sum is σ = 259766464320. Its totient is φ = 43294410240.

The previous prime is 111122320229. The next prime is 111122320259. The reversal of 111122320232 is 232023221111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90196073 + ... + 90197304.

It is an arithmetic number, because the mean of its divisors is an integer number (8117702010).

Almost surely, 2^111122320232 is an apocalyptic number.

It is an amenable number.

111122320232 is an abundant number, since it is smaller than the sum of its proper divisors (148644144088).

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

111122320232 is a wasteful number, since it uses less digits than its factorization.

111122320232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180393401 (or 180393397 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111122320232 its reverse (232023221111), we get a palindrome (343145541343).

The spelling of 111122320232 in words is "one hundred eleven billion, one hundred twenty-two million, three hundred twenty thousand, two hundred thirty-two".