20322020032 has 28 divisors (see below), whose sum is σ = 40348276936. Its totient is φ = 10155525120.

The previous prime is 20322020029. The next prime is 20322020039. The reversal of 20322020032 is 23002022302.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 20322019988 and 20322020015.

It is not an unprimeable number, because it can be changed into a prime (20322020039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35107 + ... + 204637.

Almost surely, 2^20322020032 is an apocalyptic number.

It is an amenable number.

20322020032 is a deficient number, since it is larger than the sum of its proper divisors (20026256904).

20322020032 is a wasteful number, since it uses less digits than its factorization.

20322020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171416 (or 171406 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 20322020032 its reverse (23002022302), we get a palindrome (43324042334).

The spelling of 20322020032 in words is "twenty billion, three hundred twenty-two million, twenty thousand, thirty-two".