23201142122100 has 144 divisors (see below), whose sum is σ = 69127289473088. Its totient is φ = 6004596648960.

The previous prime is 23201142122089. The next prime is 23201142122159. The reversal of 23201142122100 is 122124110232.

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 47 ways as a sum of consecutive naturals, for example, 3702529 + ... + 7753128.

Almost surely, 2^{23201142122100} is an apocalyptic number.

23201142122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23201142122100 is an abundant number, since it is smaller than the sum of its proper divisors (45926147350988).

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

23201142122100 is a wasteful number, since it uses less digits than its factorization.

23201142122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11455874 (or 11455867 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 23201142122100 its reverse (122124110232), we get a palindrome (23323266232332).

The spelling of 23201142122100 in words is "twenty-three trillion, two hundred one billion, one hundred forty-two million, one hundred twenty-two thousand, one hundred".