422212110 has 64 divisors (see below), whose sum is σ = 1084216320. Its totient is φ = 104906880.

The previous prime is 422212099. The next prime is 422212123. The reversal of 422212110 is 11212224.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 422212110.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 28699 + ... + 40841.

It is an arithmetic number, because the mean of its divisors is an integer number (16940880).

Almost surely, 2^422212110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422212110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542108160).

422212110 is an abundant number, since it is smaller than the sum of its proper divisors (662004210).

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

422212110 is a wasteful number, since it uses less digits than its factorization.

422212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12233.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 422212110 is about 20547.8006122310. The cubic root of 422212110 is about 750.1997157024.

Adding to 422212110 its reverse (11212224), we get a palindrome (433424334).

The spelling of 422212110 in words is "four hundred twenty-two million, two hundred twelve thousand, one hundred ten".