12122122000012 has 12 divisors (see below), whose sum is σ = 21213752280280. Its totient is φ = 6061049919936.

The previous prime is 12122121999997. The next prime is 12122122000049. The reversal of 12122122000012 is 21000022122121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12122122000012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813 + ... + 4923844.

Almost surely, 2^{12122122000012} is an apocalyptic number.

It is an amenable number.

12122122000012 is a deficient number, since it is larger than the sum of its proper divisors (9091630280268).

12122122000012 is a wasteful number, since it uses less digits than its factorization.

12122122000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540040 (or 5540038 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12122122000012 its reverse (21000022122121), we get a palindrome (33122144122133).

The spelling of 12122122000012 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty-two million, twelve", and thus it is an aban number.