202100101210 has 32 divisors (see below), whose sum is σ = 415794632832. Its totient is φ = 69283821120.

The previous prime is 202100101171. The next prime is 202100101213. The reversal of 202100101210 is 12101001202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (202100101213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499329 + ... + 808411.

It is an arithmetic number, because the mean of its divisors is an integer number (12993582276).

Almost surely, 2^202100101210 is an apocalyptic number.

202100101210 is an abundant number, since it is smaller than the sum of its proper divisors (213694531622).

202100101210 is a wasteful number, since it uses less digits than its factorization.

202100101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318438.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202100101210 its reverse (12101001202), we get a palindrome (214201102412).

The spelling of 202100101210 in words is "two hundred two billion, one hundred million, one hundred one thousand, two hundred ten".