220110221200202 has 4 divisors (see below), whose sum is σ = 330165331800306. Its totient is φ = 110055110600100.

The previous prime is 220110221200171. The next prime is 220110221200249. The reversal of 220110221200202 is 202002122011022.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 114313753281121 + 105796467919081 = 10691761^2 + 10285741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55027555300049 + ... + 55027555300052.

Almost surely, 2^{220110221200202} is an apocalyptic number.

220110221200202 is a deficient number, since it is larger than the sum of its proper divisors (110055110600104).

220110221200202 is a wasteful number, since it uses less digits than its factorization.

220110221200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110055110600103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220110221200202 its reverse (202002122011022), we get a palindrome (422112343211224).

The spelling of 220110221200202 in words is "two hundred twenty trillion, one hundred ten billion, two hundred twenty-one million, two hundred thousand, two hundred two".