22056316631 has 2 divisors, whose sum is σ = 22056316632. Its totient is φ = 22056316630.

The previous prime is 22056316609. The next prime is 22056316657. The reversal of 22056316631 is 13661365022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22056316631 - 2³⁰ = 20982574807 is a prime.

It is a super-2 number, since 2×22056316631² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22056316591 and 22056316600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22056816631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11028158315 + 11028158316.

It is an arithmetic number, because the mean of its divisors is an integer number (11028158316).

Almost surely, 2^22056316631 is an apocalyptic number.

22056316631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22056316631 is an equidigital number, since it uses as much as digits as its factorization.

22056316631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 22056316631 in words is "twenty-two billion, fifty-six million, three hundred sixteen thousand, six hundred thirty-one".