100221112201210 has 128 divisors (see below), whose sum is σ = 242237404942848. Its totient is φ = 28831904640000.

The previous prime is 100221112201127. The next prime is 100221112201213. The reversal of 100221112201210 is 12102211122001.

It is not an unprimeable number, because it can be changed into a prime (100221112201213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98603400 + ... + 99614620.

It is an arithmetic number, because the mean of its divisors is an integer number (1892479726116).

Almost surely, 2^{100221112201210} is an apocalyptic number.

100221112201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100221112201210 is an abundant number, since it is smaller than the sum of its proper divisors (142016292741638).

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

100221112201210 is a wasteful number, since it uses less digits than its factorization.

100221112201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021160.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100221112201210 its reverse (12102211122001), we get a palindrome (112323323323211).

The spelling of 100221112201210 in words is "one hundred trillion, two hundred twenty-one billion, one hundred twelve million, two hundred one thousand, two hundred ten".