31341020336 has 20 divisors (see below), whose sum is σ = 62682041664. Its totient is φ = 15165009600.

The previous prime is 31341020309. The next prime is 31341020393. The reversal of 31341020336 is 63302014313.

It is a happy number.

31341020336 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31593275 + ... + 31594266.

Almost surely, 2^31341020336 is an apocalyptic number.

It is an amenable number.

31341020336 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

31341020336 is a wasteful number, since it uses less digits than its factorization.

31341020336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63187580 (or 63187574 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 31341020336 its reverse (63302014313), we get a palindrome (94643034649).

The spelling of 31341020336 in words is "thirty-one billion, three hundred forty-one million, twenty thousand, three hundred thirty-six".