23001020333020 has 48 divisors (see below), whose sum is σ = 51486689923200. Its totient is φ = 8601092148224.

The previous prime is 23001020332999. The next prime is 23001020333033. The reversal of 23001020333020 is 2033302010032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226962964 + ... + 227064283.

It is an arithmetic number, because the mean of its divisors is an integer number (1072639373400).

Almost surely, 2^{23001020333020} is an apocalyptic number.

23001020333020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23001020333020 is an abundant number, since it is smaller than the sum of its proper divisors (28485669590180).

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

23001020333020 is a wasteful number, since it uses less digits than its factorization.

23001020333020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454027422 (or 454027420 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23001020333020 its reverse (2033302010032), we get a palindrome (25034322343052).

The spelling of 23001020333020 in words is "twenty-three trillion, one billion, twenty million, three hundred thirty-three thousand, twenty".