42323322317 has 2 divisors, whose sum is σ = 42323322318. Its totient is φ = 42323322316.

The previous prime is 42323322313. The next prime is 42323322331. The reversal of 42323322317 is 71322332324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40328270761 + 1995051556 = 200819^2 + 44666^2 .

It is a cyclic number.

It is not a de Polignac number, because 42323322317 - 2² = 42323322313 is a prime.

It is a super-2 number, since 2×42323322317² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42323322311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21161661158 + 21161661159.

It is an arithmetic number, because the mean of its divisors is an integer number (21161661159).

Almost surely, 2^42323322317 is an apocalyptic number.

It is an amenable number.

42323322317 is a deficient number, since it is larger than the sum of its proper divisors (1).

42323322317 is an equidigital number, since it uses as much as digits as its factorization.

42323322317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 32.

The spelling of 42323322317 in words is "forty-two billion, three hundred twenty-three million, three hundred twenty-two thousand, three hundred seventeen".