22031225131422 has 32 divisors (see below), whose sum is σ = 47497894778880. Its totient is φ = 6772263464160.

The previous prime is 22031225131393. The next prime is 22031225131463. The reversal of 22031225131422 is 22413152213022.

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 22031225131422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136899022 + ... + 137059857.

It is an arithmetic number, because the mean of its divisors is an integer number (1484309211840).

Almost surely, 2^{22031225131422} is an apocalyptic number.

22031225131422 is an abundant number, since it is smaller than the sum of its proper divisors (25466669647458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22031225131422 is a wasteful number, since it uses less digits than its factorization.

22031225131422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273959928.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22031225131422 its reverse (22413152213022), we get a palindrome (44444377344444).

The spelling of 22031225131422 in words is "twenty-two trillion, thirty-one billion, two hundred twenty-five million, one hundred thirty-one thousand, four hundred twenty-two".