220320022 has 16 divisors (see below), whose sum is σ = 356202000. Its totient is φ = 101600352.

The previous prime is 220319971. The next prime is 220320043. The reversal of 220320022 is 220023022.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 220319984 and 220320011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36148 + ... + 41800.

It is an arithmetic number, because the mean of its divisors is an integer number (22262625).

Almost surely, 2^220320022 is an apocalyptic number.

220320022 is a deficient number, since it is larger than the sum of its proper divisors (135881978).

220320022 is a wasteful number, since it uses less digits than its factorization.

220320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 220320022 is about 14843.1809933046. The cubic root of 220320022 is about 603.9736458393.

Adding to 220320022 its reverse (220023022), we get a palindrome (440343044).

The spelling of 220320022 in words is "two hundred twenty million, three hundred twenty thousand, twenty-two".