20332323320 has 32 divisors (see below), whose sum is σ = 48155504400. Its totient is φ = 7704880128.

The previous prime is 20332323317. The next prime is 20332323337. The reversal of 20332323320 is 2332323302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13375769 + ... + 13377288.

Almost surely, 2^20332323320 is an apocalyptic number.

20332323320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20332323320 is an abundant number, since it is smaller than the sum of its proper divisors (27823181080).

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

20332323320 is a wasteful number, since it uses less digits than its factorization.

20332323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26753087 (or 26753083 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 23.

Adding to 20332323320 its reverse (2332323302), we get a palindrome (22664646622).

The spelling of 20332323320 in words is "twenty billion, three hundred thirty-two million, three hundred twenty-three thousand, three hundred twenty".