12110221202100 has 144 divisors (see below), whose sum is σ = 40140039206400. Its totient is φ = 2761444033920.

The previous prime is 12110221202077. The next prime is 12110221202141. The reversal of 12110221202100 is 120212201121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12110221202100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6001690 + ... + 7761489.

Almost surely, 2^{12110221202100} is an apocalyptic number.

12110221202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110221202100 is an abundant number, since it is smaller than the sum of its proper divisors (28029818004300).

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

12110221202100 is a wasteful number, since it uses less digits than its factorization.

12110221202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13763622 (or 13763615 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12110221202100 its reverse (120212201121), we get a palindrome (12230433403221).

The spelling of 12110221202100 in words is "twelve trillion, one hundred ten billion, two hundred twenty-one million, two hundred two thousand, one hundred".