12142002111212 has 24 divisors (see below), whose sum is σ = 21548619172416. Its totient is φ = 5985323584128.

The previous prime is 12142002111181. The next prime is 12142002111247. The reversal of 12142002111212 is 21211120024121.

It is a super-2 number, since 2×12142002111212² (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 7 ways as a sum of consecutive naturals, for example, 8028923 + ... + 9420594.

It is an arithmetic number, because the mean of its divisors is an integer number (897859132184).

Almost surely, 2^{12142002111212} is an apocalyptic number.

It is an amenable number.

12142002111212 is a deficient number, since it is larger than the sum of its proper divisors (9406617061204).

12142002111212 is a wasteful number, since it uses less digits than its factorization.

12142002111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17451977 (or 17451975 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 12142002111212 its reverse (21211120024121), we get a palindrome (33353122135333).

The spelling of 12142002111212 in words is "twelve trillion, one hundred forty-two billion, two million, one hundred eleven thousand, two hundred twelve".