31302320011000 has 32 divisors (see below), whose sum is σ = 73247428828080. Its totient is φ = 12520928004000.

The previous prime is 31302320010971. The next prime is 31302320011009. The reversal of 31302320011000 is 11002320313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31302320011009) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15651159006 + ... + 15651161005.

Almost surely, 2^{31302320011000} is an apocalyptic number.

It is an amenable number.

31302320011000 is an abundant number, since it is smaller than the sum of its proper divisors (41945108817080).

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

31302320011000 is a wasteful number, since it uses less digits than its factorization.

31302320011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31302320032 (or 31302320018 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 31302320011000 its reverse (11002320313), we get a palindrome (31313322331313).

The spelling of 31302320011000 in words is "thirty-one trillion, three hundred two billion, three hundred twenty million, eleven thousand".