22129222242631 has 32 divisors (see below), whose sum is σ = 25409516544000. Its totient is φ = 18878918093280.

The previous prime is 22129222242607. The next prime is 22129222242649. The reversal of 22129222242631 is 13624222292122.

It is a happy number.

It is not a de Polignac number, because 22129222242631 - 2²³ = 22129213854023 is a prime.

It is a super-2 number, since 2×22129222242631² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22129222242691) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3569802070 + ... + 3569808268.

It is an arithmetic number, because the mean of its divisors is an integer number (794047392000).

Almost surely, 2^{22129222242631} is an apocalyptic number.

22129222242631 is a deficient number, since it is larger than the sum of its proper divisors (3280294301369).

22129222242631 is a wasteful number, since it uses less digits than its factorization.

22129222242631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9139.

The product of its digits is 165888, while the sum is 40.

The spelling of 22129222242631 in words is "twenty-two trillion, one hundred twenty-nine billion, two hundred twenty-two million, two hundred forty-two thousand, six hundred thirty-one".