422224451211988 has 12 divisors (see below), whose sum is σ = 738986712745792. Its totient is φ = 211085390427480.

The previous prime is 422224451211977. The next prime is 422224451212007. The reversal of 422224451211988 is 889112154422224.

It is a super-2 number, since 2×422224451211988² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 6708759228 + ... + 6708822163.

Almost surely, 2^{422224451211988} is an apocalyptic number.

It is an amenable number.

422224451211988 is a deficient number, since it is larger than the sum of its proper divisors (316762261533804).

422224451211988 is a wasteful number, since it uses less digits than its factorization.

422224451211988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13417589262 (or 13417589260 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 55.

The spelling of 422224451211988 in words is "four hundred twenty-two trillion, two hundred twenty-four billion, four hundred fifty-one million, two hundred eleven thousand, nine hundred eighty-eight".