33255312320112 has 80 divisors (see below), whose sum is σ = 87718278885120. Its totient is φ = 10854139101696.

The previous prime is 33255312320101. The next prime is 33255312320117. The reversal of 33255312320112 is 21102321355233.

It is a super-2 number, since 2×33255312320112² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33255312320117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37348738 + ... + 38228769.

It is an arithmetic number, because the mean of its divisors is an integer number (1096478486064).

Almost surely, 2^{33255312320112} is an apocalyptic number.

It is an amenable number.

33255312320112 is an abundant number, since it is smaller than the sum of its proper divisors (54462966565008).

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

33255312320112 is a wasteful number, since it uses less digits than its factorization.

33255312320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75577710 (or 75577704 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 33255312320112 its reverse (21102321355233), we get a palindrome (54357633675345).

The spelling of 33255312320112 in words is "thirty-three trillion, two hundred fifty-five billion, three hundred twelve million, three hundred twenty thousand, one hundred twelve".