10200121210202 has 32 divisors (see below), whose sum is σ = 19093911183360. Its totient is φ = 3970248234480.

The previous prime is 10200121210177. The next prime is 10200121210219. The reversal of 10200121210202 is 20201212100201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31714178 + ... + 32034189.

It is an arithmetic number, because the mean of its divisors is an integer number (596684724480).

Almost surely, 2^{10200121210202} is an apocalyptic number.

10200121210202 is a deficient number, since it is larger than the sum of its proper divisors (8893789973158).

10200121210202 is a wasteful number, since it uses less digits than its factorization.

10200121210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63749426.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10200121210202 its reverse (20201212100201), we get a palindrome (30401333310403).

The spelling of 10200121210202 in words is "ten trillion, two hundred billion, one hundred twenty-one million, two hundred ten thousand, two hundred two".