331121330122030 has 32 divisors (see below), whose sum is σ = 686527374237696. Its totient is φ = 112633397329824.

The previous prime is 331121330122019. The next prime is 331121330122043. The reversal of 331121330122030 is 30221033121133.

It is a junction number, because it is equal to n+sod(n) for n = 331121330121986 and 331121330122004.

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 15 ways as a sum of consecutive naturals, for example, 18623238024 + ... + 18623255803.

It is an arithmetic number, because the mean of its divisors is an integer number (21453980444928).

Almost surely, 2^{331121330122030} is an apocalyptic number.

331121330122030 is an abundant number, since it is smaller than the sum of its proper divisors (355406044115666).

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

331121330122030 is a wasteful number, since it uses less digits than its factorization.

331121330122030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37246493968.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 331121330122030 its reverse (30221033121133), we get a palindrome (361342363243163).

The spelling of 331121330122030 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, three hundred thirty million, one hundred twenty-two thousand, thirty".