331230002132 has 6 divisors (see below), whose sum is σ = 579652503738. Its totient is φ = 165615001064.

The previous prime is 331230002009. The next prime is 331230002167. The reversal of 331230002132 is 231200032133.

It can be written as a sum of positive squares in only one way, i.e., 268071275536 + 63158726596 = 517756^2 + 251314^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41403750263 + ... + 41403750270.

It is an arithmetic number, because the mean of its divisors is an integer number (96608750623).

Almost surely, 2^331230002132 is an apocalyptic number.

It is an amenable number.

331230002132 is a deficient number, since it is larger than the sum of its proper divisors (248422501606).

331230002132 is a wasteful number, since it uses less digits than its factorization.

331230002132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82807500537 (or 82807500535 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 331230002132 its reverse (231200032133), we get a palindrome (562430034265).

The spelling of 331230002132 in words is "three hundred thirty-one billion, two hundred thirty million, two thousand, one hundred thirty-two".