422218607131 has 2 divisors, whose sum is σ = 422218607132. Its totient is φ = 422218607130.

The previous prime is 422218607117. The next prime is 422218607207. The reversal of 422218607131 is 131706812224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422218607131 - 2⁵ = 422218607099 is a prime.

It is a super-2 number, since 2×422218607131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (422218607731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211109303565 + 211109303566.

It is an arithmetic number, because the mean of its divisors is an integer number (211109303566).

Almost surely, 2^422218607131 is an apocalyptic number.

422218607131 is a deficient number, since it is larger than the sum of its proper divisors (1).

422218607131 is an equidigital number, since it uses as much as digits as its factorization.

422218607131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 422218607131 in words is "four hundred twenty-two billion, two hundred eighteen million, six hundred seven thousand, one hundred thirty-one".