422112931 has 4 divisors (see below), whose sum is σ = 428413192. Its totient is φ = 415812672.

The previous prime is 422112923. The next prime is 422112953. The reversal of 422112931 is 139211224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422112931 - 2³ = 422112923 is a prime.

It is a super-2 number, since 2×422112931² = 356358653034821522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422112896 and 422112905.

It is not an unprimeable number, because it can be changed into a prime (422112961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3150030 + ... + 3150163.

It is an arithmetic number, because the mean of its divisors is an integer number (107103298).

Almost surely, 2^422112931 is an apocalyptic number.

422112931 is a deficient number, since it is larger than the sum of its proper divisors (6300261).

422112931 is an equidigital number, since it uses as much as digits as its factorization.

422112931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6300260.

The product of its digits is 864, while the sum is 25.

The square root of 422112931 is about 20545.3870978378. The cubic root of 422112931 is about 750.1409696499.

The spelling of 422112931 in words is "four hundred twenty-two million, one hundred twelve thousand, nine hundred thirty-one".