12112022100100 has 72 divisors (see below), whose sum is σ = 28314066186560. Its totient is φ = 4470677297280.

The previous prime is 12112022100041. The next prime is 12112022100107. The reversal of 12112022100100 is 100122021121.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (12112022100107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2489719 + ... + 5515681.

Almost surely, 2^{12112022100100} is an apocalyptic number.

12112022100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112022100100 is an abundant number, since it is smaller than the sum of its proper divisors (16202044086460).

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

12112022100100 is a wasteful number, since it uses less digits than its factorization.

12112022100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029069 (or 3029062 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12112022100100 its reverse (100122021121), we get a palindrome (12212144121221).

The spelling of 12112022100100 in words is "twelve trillion, one hundred twelve billion, twenty-two million, one hundred thousand, one hundred".