331122231301232 has 120 divisors (see below), whose sum is σ = 747065140355664. Its totient is φ = 141762562615296.

The previous prime is 331122231301189. The next prime is 331122231301243. The reversal of 331122231301232 is 232103132221133.

It is a junction number, because it is equal to n+sod(n) for n = 331122231301195 and 331122231301204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7414766648 + ... + 7414811304.

Almost surely, 2^{331122231301232} 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 331122231301232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373532570177832).

331122231301232 is an abundant number, since it is smaller than the sum of its proper divisors (415942909054432).

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

331122231301232 is a wasteful number, since it uses less digits than its factorization.

331122231301232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54263 (or 54250 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 331122231301232 its reverse (232103132221133), we get a palindrome (563225363522365).

The spelling of 331122231301232 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, two hundred thirty-one million, three hundred one thousand, two hundred thirty-two".