12000012000022 has 16 divisors (see below), whose sum is σ = 18279832016160. Its totient is φ = 5907408100992.

The previous prime is 12000012000019. The next prime is 12000012000073. The reversal of 12000012000022 is 22000021000021.

It is a junction number, because it is equal to n+sod(n) for n = 12000011999972 and 12000012000008.

It is a congruent number.

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, 168324147 + ... + 168395422.

It is an arithmetic number, because the mean of its divisors is an integer number (1142489501010).

Almost surely, 2^{12000012000022} is an apocalyptic number.

12000012000022 is a deficient number, since it is larger than the sum of its proper divisors (6279820016138).

12000012000022 is a wasteful number, since it uses less digits than its factorization.

12000012000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336719847.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12000012000022 its reverse (22000021000021), we get a palindrome (34000033000043).

It can be divided in two parts, 1200001 and 2000022, that added together give a palindrome (3200023).

The spelling of 12000012000022 in words is "twelve trillion, twelve million, twenty-two", and thus it is an aban number and an uban number.