331550103012312 has 32 divisors (see below), whose sum is σ = 837420363284400. Its totient is φ = 109377353570304.

The previous prime is 331550103012287. The next prime is 331550103012379. The reversal of 331550103012312 is 213210301055133.

It is a self number, because there is not a number n which added to its sum of digits gives 331550103012312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71209212237 + ... + 71209216892.

Almost surely, 2^{331550103012312} is an apocalyptic number.

It is an amenable number.

331550103012312 is an abundant number, since it is smaller than the sum of its proper divisors (505870260272088).

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

331550103012312 is a wasteful number, since it uses less digits than its factorization.

331550103012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142418429235 (or 142418429231 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 331550103012312 its reverse (213210301055133), we get a palindrome (544760404067445).

The spelling of 331550103012312 in words is "three hundred thirty-one trillion, five hundred fifty billion, one hundred three million, twelve thousand, three hundred twelve".