31132300023330 has 96 divisors (see below), whose sum is σ = 82130291433792. Its totient is φ = 7546969752960.

The previous prime is 31132300023271. The next prime is 31132300023347. The reversal of 31132300023330 is 3332000323113.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 31132300023330.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 121647784 + ... + 121903436.

It is an arithmetic number, because the mean of its divisors is an integer number (855523869102).

Almost surely, 2^{31132300023330} is an apocalyptic number.

31132300023330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

31132300023330 is an abundant number, since it is smaller than the sum of its proper divisors (50997991410462).

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

31132300023330 is a wasteful number, since it uses less digits than its factorization.

31132300023330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289232 (or 289221 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 31132300023330 its reverse (3332000323113), we get a palindrome (34464300346443).

The spelling of 31132300023330 in words is "thirty-one trillion, one hundred thirty-two billion, three hundred million, twenty-three thousand, three hundred thirty".