220122022 has 4 divisors (see below), whose sum is σ = 330183036. Its totient is φ = 110061010.

The previous prime is 220122017. The next prime is 220122043. The reversal of 220122022 is 220221022.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 220121993 and 220122011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030504 + ... + 55030507.

It is an arithmetic number, because the mean of its divisors is an integer number (82545759).

Almost surely, 2^220122022 is an apocalyptic number.

220122022 is a deficient number, since it is larger than the sum of its proper divisors (110061014).

220122022 is a wasteful number, since it uses less digits than its factorization.

220122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110061013.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 220122022 is about 14836.5097647661. The cubic root of 220122022 is about 603.7926627060.

Adding to 220122022 its reverse (220221022), we get a palindrome (440343044).

The spelling of 220122022 in words is "two hundred twenty million, one hundred twenty-two thousand, twenty-two".