12231002121112 has 64 divisors (see below), whose sum is σ = 23265198432000. Its totient is φ = 6027612831744.

The previous prime is 12231002121059. The next prime is 12231002121161. The reversal of 12231002121112 is 21112120013221.

It is a super-2 number, since 2×12231002121112² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12231002121112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187246314 + ... + 187311622.

It is an arithmetic number, because the mean of its divisors is an integer number (363518725500).

Almost surely, 2^{12231002121112} is an apocalyptic number.

It is an amenable number.

12231002121112 is a deficient number, since it is larger than the sum of its proper divisors (11034196310888).

12231002121112 is a wasteful number, since it uses less digits than its factorization.

12231002121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66580 (or 66576 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12231002121112 its reverse (21112120013221), we get a palindrome (33343122134333).

The spelling of 12231002121112 in words is "twelve trillion, two hundred thirty-one billion, two million, one hundred twenty-one thousand, one hundred twelve".