331201220022112 has 36 divisors (see below), whose sum is σ = 716718755836188. Its totient is φ = 150546009099200.

The previous prime is 331201220022109. The next prime is 331201220022149. The reversal of 331201220022112 is 211220022102133.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 5 ways as a sum of consecutive naturals, for example, 42768748714 + ... + 42768756457.

It is an arithmetic number, because the mean of its divisors is an integer number (19908854328783).

Almost surely, 2^{331201220022112} is an apocalyptic number.

331201220022112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

331201220022112 is an abundant number, since it is smaller than the sum of its proper divisors (385517535814076).

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

331201220022112 is a wasteful number, since it uses less digits than its factorization.

331201220022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85537505203 (or 85537505184 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 331201220022112 its reverse (211220022102133), we get a palindrome (542421242124245).

The spelling of 331201220022112 in words is "three hundred thirty-one trillion, two hundred one billion, two hundred twenty million, twenty-two thousand, one hundred twelve".