220244422 has 4 divisors (see below), whose sum is σ = 330366636. Its totient is φ = 110122210.

The previous prime is 220244393. The next prime is 220244441. The reversal of 220244422 is 224442022.

It is a happy number.

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

It is a super-2 number, since 2×220244422² = 97015210844228168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220244393 and 220244402.

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, 55061104 + ... + 55061107.

It is an arithmetic number, because the mean of its divisors is an integer number (82591659).

Almost surely, 2^220244422 is an apocalyptic number.

220244422 is a deficient number, since it is larger than the sum of its proper divisors (110122214).

220244422 is a wasteful number, since it uses less digits than its factorization.

220244422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110122213.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 220244422 is about 14840.6341508710. The cubic root of 220244422 is about 603.9045559902.

Adding to 220244422 its reverse (224442022), we get a palindrome (444686444).

The spelling of 220244422 in words is "two hundred twenty million, two hundred forty-four thousand, four hundred twenty-two".