32311201222112 has 48 divisors (see below), whose sum is σ = 66965866037280. Its totient is φ = 15316429320192.

The previous prime is 32311201222009. The next prime is 32311201222141. The reversal of 32311201222112 is 21122210211323.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194169437 + ... + 194335772.

It is an arithmetic number, because the mean of its divisors is an integer number (1395122209110).

Almost surely, 2^{32311201222112} is an apocalyptic number.

32311201222112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32311201222112 is an abundant number, since it is smaller than the sum of its proper divisors (34654664815168).

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

32311201222112 is a wasteful number, since it uses less digits than its factorization.

32311201222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388505355 (or 388505347 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 32311201222112 its reverse (21122210211323), we get a palindrome (53433411433435).

The spelling of 32311201222112 in words is "thirty-two trillion, three hundred eleven billion, two hundred one million, two hundred twenty-two thousand, one hundred twelve".