10202020212100 has 36 divisors (see below), whose sum is σ = 22138942173264. Its totient is φ = 4080705170080.

The previous prime is 10202020212089. The next prime is 10202020212149. The reversal of 10202020212100 is 121202020201.

It is a happy number.

10202020212100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2762007 + ... + 5294593.

It is an arithmetic number, because the mean of its divisors is an integer number (614970615924).

Almost surely, 2^{10202020212100} is an apocalyptic number.

10202020212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10202020212100 is an abundant number, since it is smaller than the sum of its proper divisors (11936921961164).

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

10202020212100 is a wasteful number, since it uses less digits than its factorization.

10202020212100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572884 (or 2572877 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10202020212100 its reverse (121202020201), we get a palindrome (10323222232301).

The spelling of 10202020212100 in words is "ten trillion, two hundred two billion, twenty million, two hundred twelve thousand, one hundred".