20313323032 has 16 divisors (see below), whose sum is σ = 38211548760. Its totient is φ = 10123576704.

The previous prime is 20313322993. The next prime is 20313323059. The reversal of 20313323032 is 23032331302.

It is a junction number, because it is equal to n+sod(n) for n = 20313322994 and 20313323012.

It is a congruent 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, 4132993 + ... + 4137904.

Almost surely, 2^20313323032 is an apocalyptic number.

It is an amenable number.

20313323032 is a deficient number, since it is larger than the sum of its proper divisors (17898225728).

20313323032 is a wasteful number, since it uses less digits than its factorization.

20313323032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8271210 (or 8271206 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 20313323032 its reverse (23032331302), we get a palindrome (43345654334).

The spelling of 20313323032 in words is "twenty billion, three hundred thirteen million, three hundred twenty-three thousand, thirty-two".