100220121200210 has 64 divisors (see below), whose sum is σ = 202124234545920. Its totient is φ = 35457040177920.

The previous prime is 100220121200191. The next prime is 100220121200239. The reversal of 100220121200210 is 12002121022001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87165851 + ... + 88308129.

It is an arithmetic number, because the mean of its divisors is an integer number (3158191164780).

Almost surely, 2^{100220121200210} is an apocalyptic number.

100220121200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100220121200210 is an abundant number, since it is smaller than the sum of its proper divisors (101904113345710).

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

100220121200210 is a wasteful number, since it uses less digits than its factorization.

100220121200210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163891.

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

Adding to 100220121200210 its reverse (12002121022001), we get a palindrome (112222242222211).

The spelling of 100220121200210 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty-one million, two hundred thousand, two hundred ten".