220422133 has 6 divisors (see below), whose sum is σ = 230422934. Its totient is φ = 210838056.

The previous prime is 220422101. The next prime is 220422149. The reversal of 220422133 is 331224022.

It can be written as a sum of positive squares in only one way, i.e., 196196049 + 24226084 = 14007^2 + 4922^2 .

It is not a de Polignac number, because 220422133 - 2⁵ = 220422101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220422133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220422193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 207810 + ... + 208867.

Almost surely, 2^220422133 is an apocalyptic number.

220422133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

220422133 is a deficient number, since it is larger than the sum of its proper divisors (10000801).

220422133 is an equidigital number, since it uses as much as digits as its factorization.

220422133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416723 (or 416700 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 220422133 is about 14846.6202551288. The cubic root of 220422133 is about 604.0669386581.

Adding to 220422133 its reverse (331224022), we get a palindrome (551646155).

The spelling of 220422133 in words is "two hundred twenty million, four hundred twenty-two thousand, one hundred thirty-three".