20123520324200 has 48 divisors (see below), whose sum is σ = 46787883240960. Its totient is φ = 8049287960000.

The previous prime is 20123520324181. The next prime is 20123520324211. The reversal of 20123520324200 is 242302532102.

It is a self number, because there is not a number n which added to its sum of digits gives 20123520324200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13338275 + ... + 14770125.

It is an arithmetic number, because the mean of its divisors is an integer number (974747567520).

Almost surely, 2^{20123520324200} is an apocalyptic number.

20123520324200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20123520324200 is an abundant number, since it is smaller than the sum of its proper divisors (26664362916760).

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

20123520324200 is a wasteful number, since it uses less digits than its factorization.

20123520324200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502138 (or 1502129 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 20123520324200 its reverse (242302532102), we get a palindrome (20365822856302).

The spelling of 20123520324200 in words is "twenty trillion, one hundred twenty-three billion, five hundred twenty million, three hundred twenty-four thousand, two hundred".