22016434146631 has 4 divisors (see below), whose sum is σ = 22098279627000. Its totient is φ = 21934588666264.

The previous prime is 22016434146547. The next prime is 22016434146683. The reversal of 22016434146631 is 13664143461022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22016434146631 is a prime.

It is a super-2 number, since 2×22016434146631² (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 (22016434146691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40922739781 + ... + 40922740318.

It is an arithmetic number, because the mean of its divisors is an integer number (5524569906750).

Almost surely, 2^{22016434146631} is an apocalyptic number.

22016434146631 is a deficient number, since it is larger than the sum of its proper divisors (81845480369).

22016434146631 is an equidigital number, since it uses as much as digits as its factorization.

22016434146631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81845480368.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 22016434146631 in words is "twenty-two trillion, sixteen billion, four hundred thirty-four million, one hundred forty-six thousand, six hundred thirty-one".