331132231320222 has 16 divisors (see below), whose sum is σ = 662264762261760. Its totient is φ = 110377360503192.

The previous prime is 331132231320139. The next prime is 331132231320227. The reversal of 331132231320222 is 222023132231133.

It is a super-2 number, since 2×331132231320222² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 331132231320222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331132231320227) by changing a digit.

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, 3446779 + ... + 25964297.

It is an arithmetic number, because the mean of its divisors is an integer number (41391547641360).

Almost surely, 2^{331132231320222} is an apocalyptic number.

331132231320222 is an abundant number, since it is smaller than the sum of its proper divisors (331132530941538).

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

331132231320222 is a wasteful number, since it uses less digits than its factorization.

331132231320222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24968447.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 331132231320222 its reverse (222023132231133), we get a palindrome (553155363551355).

The spelling of 331132231320222 in words is "three hundred thirty-one trillion, one hundred thirty-two billion, two hundred thirty-one million, three hundred twenty thousand, two hundred twenty-two".