32103031312 has 20 divisors (see below), whose sum is σ = 67854134736. Its totient is φ = 14592286880.

The previous prime is 32103031309. The next prime is 32103031343. The reversal of 32103031312 is 21313030123.

It is a self number, because there is not a number n which added to its sum of digits gives 32103031312.

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, 91201618 + ... + 91201969.

Almost surely, 2^32103031312 is an apocalyptic number.

It is an amenable number.

32103031312 is an abundant number, since it is smaller than the sum of its proper divisors (35751103424).

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

32103031312 is a wasteful number, since it uses less digits than its factorization.

32103031312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182403606 (or 182403600 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 32103031312 its reverse (21313030123), we get a palindrome (53416061435).

The spelling of 32103031312 in words is "thirty-two billion, one hundred three million, thirty-one thousand, three hundred twelve".