20320322332 has 6 divisors (see below), whose sum is σ = 35560564088. Its totient is φ = 10160161164.

The previous prime is 20320322317. The next prime is 20320322353. The reversal of 20320322332 is 23322302302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2540040288 + ... + 2540040295.

Almost surely, 2^20320322332 is an apocalyptic number.

It is an amenable number.

20320322332 is a deficient number, since it is larger than the sum of its proper divisors (15240241756).

20320322332 is a wasteful number, since it uses less digits than its factorization.

20320322332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5080080587 (or 5080080585 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 20320322332 its reverse (23322302302), we get a palindrome (43642624634).

The spelling of 20320322332 in words is "twenty billion, three hundred twenty million, three hundred twenty-two thousand, three hundred thirty-two".