220221233201122 has 4 divisors (see below), whose sum is σ = 330331849801686. Its totient is φ = 110110616600560.

The previous prime is 220221233201077. The next prime is 220221233201149. The reversal of 220221233201122 is 221102332122022.

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., 200833934784921 + 19387298416201 = 14171589^2 + 4403101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055308300279 + ... + 55055308300282.

Almost surely, 2^{220221233201122} is an apocalyptic number.

220221233201122 is a deficient number, since it is larger than the sum of its proper divisors (110110616600564).

220221233201122 is a wasteful number, since it uses less digits than its factorization.

220221233201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110110616600563.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 220221233201122 its reverse (221102332122022), we get a palindrome (441323565323144).

The spelling of 220221233201122 in words is "two hundred twenty trillion, two hundred twenty-one billion, two hundred thirty-three million, two hundred one thousand, one hundred twenty-two".