23321200120 has 32 divisors (see below), whose sum is σ = 52490818800. Its totient is φ = 9325259008.

The previous prime is 23321200099. The next prime is 23321200139. The reversal of 23321200120 is 2100212332.

It is a junction number, because it is equal to n+sod(n) for n = 23321200094 and 23321200103.

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, 18372 + ... + 216748.

Almost surely, 2^23321200120 is an apocalyptic number.

23321200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23321200120 is an abundant number, since it is smaller than the sum of its proper divisors (29169618680).

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

23321200120 is a wasteful number, since it uses less digits than its factorization.

23321200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201327 (or 201323 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23321200120 its reverse (2100212332), we get a palindrome (25421412452).

The spelling of 23321200120 in words is "twenty-three billion, three hundred twenty-one million, two hundred thousand, one hundred twenty".