422133222 has 192 divisors, whose sum is σ = 1143866880. Its totient is φ = 101025792.

The previous prime is 422133157. The next prime is 422133223. The reversal of 422133222 is 222331224.

It is a super-2 number, since 2×422133222² = 356392914232202568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422133223) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11408988 + ... + 11409024.

It is an arithmetic number, because the mean of its divisors is an integer number (5957640).

Almost surely, 2^422133222 is an apocalyptic number.

422133222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 422133222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571933440).

422133222 is an abundant number, since it is smaller than the sum of its proper divisors (721733658).

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

422133222 is a wasteful number, since it uses less digits than its factorization.

422133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 114 counting only the distinct ones).

The product of its digits is 1152, while the sum is 21.

The square root of 422133222 is about 20545.8809010468. The cubic root of 422133222 is about 750.1529892347.

Adding to 422133222 its reverse (222331224), we get a palindrome (644464446).

The spelling of 422133222 in words is "four hundred twenty-two million, one hundred thirty-three thousand, two hundred twenty-two".