12221100100202 has 64 divisors (see below), whose sum is σ = 21457921867008. Its totient is φ = 5112222336000.

The previous prime is 12221100100177. The next prime is 12221100100211. The reversal of 12221100100202 is 20200100112221.

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 31 ways as a sum of consecutive naturals, for example, 58140452 + ... + 58350272.

It is an arithmetic number, because the mean of its divisors is an integer number (335280029172).

Almost surely, 2^{12221100100202} is an apocalyptic number.

12221100100202 is a deficient number, since it is larger than the sum of its proper divisors (9236821766806).

12221100100202 is a wasteful number, since it uses less digits than its factorization.

12221100100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210415.

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

Adding to 12221100100202 its reverse (20200100112221), we get a palindrome (32421200212423).

The spelling of 12221100100202 in words is "twelve trillion, two hundred twenty-one billion, one hundred million, one hundred thousand, two hundred two".