422322223187 has 2 divisors, whose sum is σ = 422322223188. Its totient is φ = 422322223186.

The previous prime is 422322223153. The next prime is 422322223243. The reversal of 422322223187 is 781322223224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422322223187 - 2²² = 422318028883 is a prime.

It is a super-2 number, since 2×422322223187² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422322223187.

It is not a weakly prime, because it can be changed into another prime (422322223487) 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 as a sum of consecutive naturals, namely, 211161111593 + 211161111594.

It is an arithmetic number, because the mean of its divisors is an integer number (211161111594).

Almost surely, 2^422322223187 is an apocalyptic number.

422322223187 is a deficient number, since it is larger than the sum of its proper divisors (1).

422322223187 is an equidigital number, since it uses as much as digits as its factorization.

422322223187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 38.

The spelling of 422322223187 in words is "four hundred twenty-two billion, three hundred twenty-two million, two hundred twenty-three thousand, one hundred eighty-seven".