422031140431 has 2 divisors, whose sum is σ = 422031140432. Its totient is φ = 422031140430.

The previous prime is 422031140423. The next prime is 422031140459. The reversal of 422031140431 is 134041130224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422031140431 - 2³ = 422031140423 is a prime.

It is a super-2 number, since 2×422031140431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422031140396 and 422031140405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422031140131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211015570215 + 211015570216.

It is an arithmetic number, because the mean of its divisors is an integer number (211015570216).

Almost surely, 2^422031140431 is an apocalyptic number.

422031140431 is a deficient number, since it is larger than the sum of its proper divisors (1).

422031140431 is an equidigital number, since it uses as much as digits as its factorization.

422031140431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 422031140431 its reverse (134041130224), we get a palindrome (556072270655).

The spelling of 422031140431 in words is "four hundred twenty-two billion, thirty-one million, one hundred forty thousand, four hundred thirty-one".