20332031012 has 12 divisors (see below), whose sum is σ = 35816691456. Its totient is φ = 10098690600.

The previous prime is 20332030973. The next prime is 20332031047. The reversal of 20332031012 is 21013023302.

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, 16830548 + ... + 16831755.

It is an arithmetic number, because the mean of its divisors is an integer number (2984724288).

Almost surely, 2^20332031012 is an apocalyptic number.

It is an amenable number.

20332031012 is a deficient number, since it is larger than the sum of its proper divisors (15484660444).

20332031012 is a wasteful number, since it uses less digits than its factorization.

20332031012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33662458 (or 33662456 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20332031012 its reverse (21013023302), we get a palindrome (41345054314).

The spelling of 20332031012 in words is "twenty billion, three hundred thirty-two million, thirty-one thousand, twelve".