23210420513100 has 36 divisors (see below), whose sum is σ = 67155483352104. Its totient is φ = 6189445470080.

The previous prime is 23210420513099. The next prime is 23210420513167. The reversal of 23210420513100 is 131502401232.

It is a super-2 number, since 2×23210420513100² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38684033889 + ... + 38684034488.

It is an arithmetic number, because the mean of its divisors is an integer number (1865430093114).

Almost surely, 2^{23210420513100} is an apocalyptic number.

23210420513100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23210420513100 is an abundant number, since it is smaller than the sum of its proper divisors (43945062839004).

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

23210420513100 is a wasteful number, since it uses less digits than its factorization.

23210420513100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77368068394 (or 77368068387 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 23210420513100 its reverse (131502401232), we get a palindrome (23341922914332).

The spelling of 23210420513100 in words is "twenty-three trillion, two hundred ten billion, four hundred twenty million, five hundred thirteen thousand, one hundred".