422111112 has 64 divisors (see below), whose sum is σ = 1076042880. Its totient is φ = 137958912.

The previous prime is 422111099. The next prime is 422111119. The reversal of 422111112 is 211111224.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 422111091 and 422111100.

It is not an unprimeable number, because it can be changed into a prime (422111119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344533 + ... + 345755.

It is an arithmetic number, because the mean of its divisors is an integer number (16813170).

Almost surely, 2^422111112 is an apocalyptic number.

It is an amenable number.

422111112 is an abundant number, since it is smaller than the sum of its proper divisors (653931768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422111112 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (422111111) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1498).

422111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502 (or 1498 counting only the distinct ones).

The product of its digits is 32, while the sum is 15.

The square root of 422111112 is about 20545.3428299457. The cubic root of 422111112 is about 750.1398921275.

Adding to 422111112 its reverse (211111224), we get a palindrome (633222336).

The spelling of 422111112 in words is "four hundred twenty-two million, one hundred eleven thousand, one hundred twelve".