22056306040631 has 2 divisors, whose sum is σ = 22056306040632. Its totient is φ = 22056306040630.

The previous prime is 22056306040519. The next prime is 22056306040661. The reversal of 22056306040631 is 13604060365022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22056306040631 is a prime.

It is a super-2 number, since 2×22056306040631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22056306040661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11028153020315 + 11028153020316.

It is an arithmetic number, because the mean of its divisors is an integer number (11028153020316).

Almost surely, 2^{22056306040631} is an apocalyptic number.

22056306040631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22056306040631 is an equidigital number, since it uses as much as digits as its factorization.

22056306040631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 22056306040631 in words is "twenty-two trillion, fifty-six billion, three hundred six million, forty thousand, six hundred thirty-one".