20572106100200 has 48 divisors (see below), whose sum is σ = 47831094358080. Its totient is φ = 8228679399360.

The previous prime is 20572106100179. The next prime is 20572106100269. The reversal of 20572106100200 is 200160127502.

It is a self number, because there is not a number n which added to its sum of digits gives 20572106100200.

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, 9364289 + ... + 11350511.

It is an arithmetic number, because the mean of its divisors is an integer number (996481132460).

Almost surely, 2^{20572106100200} is an apocalyptic number.

20572106100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20572106100200 is an abundant number, since it is smaller than the sum of its proper divisors (27258988257880).

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

20572106100200 is a wasteful number, since it uses less digits than its factorization.

20572106100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038026 (or 2038017 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 20572106100200 its reverse (200160127502), we get a palindrome (20772266227702).

The spelling of 20572106100200 in words is "twenty trillion, five hundred seventy-two billion, one hundred six million, one hundred thousand, two hundred".