12122033100 has 72 divisors (see below), whose sum is σ = 35091743568. Its totient is φ = 3230822400.

The previous prime is 12122033071. The next prime is 12122033149. The reversal of 12122033100 is 133022121.

12122033100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12122033100² (a number of 21 digits) contains 22 as substring.

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 12122033100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 614592 + ... + 634008.

Almost surely, 2^12122033100 is an apocalyptic number.

12122033100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122033100 is an abundant number, since it is smaller than the sum of its proper divisors (22969710468).

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

12122033100 is a wasteful number, since it uses less digits than its factorization.

12122033100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21515 (or 21508 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12122033100 its reverse (133022121), we get a palindrome (12255055221).

The spelling of 12122033100 in words is "twelve billion, one hundred twenty-two million, thirty-three thousand, one hundred".