12100210021122 has 64 divisors (see below), whose sum is σ = 26560684080000. Its totient is φ = 3657897169920.

The previous prime is 12100210021111. The next prime is 12100210021189. The reversal of 12100210021122 is 22112001200121.

It is a super-2 number, since 2×12100210021122² (a number of 27 digits) contains 22 as substring.

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, 2622829 + ... + 5574912.

It is an arithmetic number, because the mean of its divisors is an integer number (415010688750).

Almost surely, 2^{12100210021122} is an apocalyptic number.

12100210021122 is an abundant number, since it is smaller than the sum of its proper divisors (14460474058878).

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

12100210021122 is a wasteful number, since it uses less digits than its factorization.

12100210021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8198291.

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

Adding to 12100210021122 its reverse (22112001200121), we get a palindrome (34212211221243).

The spelling of 12100210021122 in words is "twelve trillion, one hundred billion, two hundred ten million, twenty-one thousand, one hundred twenty-two".