220120000222 has 4 divisors (see below), whose sum is σ = 330180000336. Its totient is φ = 110060000110.

The previous prime is 220120000207. The next prime is 220120000259. The reversal of 220120000222 is 222000021022.

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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030000054 + ... + 55030000057.

It is an arithmetic number, because the mean of its divisors is an integer number (82545000084).

Almost surely, 2^220120000222 is an apocalyptic number.

220120000222 is a deficient number, since it is larger than the sum of its proper divisors (110060000114).

220120000222 is a wasteful number, since it uses less digits than its factorization.

220120000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110060000113.

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

Adding to 220120000222 its reverse (222000021022), we get a palindrome (442120021244).

The spelling of 220120000222 in words is "two hundred twenty billion, one hundred twenty million, two hundred twenty-two", and thus it is an aban number.