331122231133232 has 160 divisors (see below), whose sum is σ = 814541980262400. Its totient is φ = 126645667257600.

The previous prime is 331122231133231. The next prime is 331122231133237. The reversal of 331122231133232 is 232331132221133.

It is not an unprimeable number, because it can be changed into a prime (331122231133231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49094807 + ... + 55430537.

It is an arithmetic number, because the mean of its divisors is an integer number (5090887376640).

Almost surely, 2^{331122231133232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331122231133232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407270990131200).

331122231133232 is an abundant number, since it is smaller than the sum of its proper divisors (483419749129168).

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

331122231133232 is a wasteful number, since it uses less digits than its factorization.

331122231133232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336535 (or 6336529 counting only the distinct ones).

The product of its digits is 23328, while the sum is 32.

Adding to 331122231133232 its reverse (232331132221133), we get a palindrome (563453363354365).

The spelling of 331122231133232 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, two hundred thirty-one million, one hundred thirty-three thousand, two hundred thirty-two".