12102112210100 has 36 divisors (see below), whose sum is σ = 28649000179968. Its totient is φ = 4400768076000.

The previous prime is 12102112210087. The next prime is 12102112210151. The reversal of 12102112210100 is 101221120121.

It is a super-2 number, since 2×12102112210100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5500958996 + ... + 5500961195.

Almost surely, 2^{12102112210100} is an apocalyptic number.

12102112210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102112210100 is an abundant number, since it is smaller than the sum of its proper divisors (16546887969868).

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

12102112210100 is a wasteful number, since it uses less digits than its factorization.

12102112210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001920216 (or 11001920209 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12102112210100 its reverse (101221120121), we get a palindrome (12203333330221).

The spelling of 12102112210100 in words is "twelve trillion, one hundred two billion, one hundred twelve million, two hundred ten thousand, one hundred".