422612111 has 8 divisors (see below), whose sum is σ = 430447344. Its totient is φ = 414832320.

The previous prime is 422612059. The next prime is 422612131. The reversal of 422612111 is 111216224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422612111 - 2¹⁰ = 422611087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422612131) 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 7 ways as a sum of consecutive naturals, for example, 1685 + ... + 29121.

It is an arithmetic number, because the mean of its divisors is an integer number (53805918).

Almost surely, 2^422612111 is an apocalyptic number.

422612111 is a deficient number, since it is larger than the sum of its proper divisors (7835233).

422612111 is a wasteful number, since it uses less digits than its factorization.

422612111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27721.

The product of its digits is 192, while the sum is 20.

The square root of 422612111 is about 20557.5317341358. The cubic root of 422612111 is about 750.4365523653.

Adding to 422612111 its reverse (111216224), we get a palindrome (533828335).

The spelling of 422612111 in words is "four hundred twenty-two million, six hundred twelve thousand, one hundred eleven".