220122210202210 has 16 divisors (see below), whose sum is σ = 399112094996856. Its totient is φ = 87406191495808.

The previous prime is 220122210202189. The next prime is 220122210202243. The reversal of 220122210202210 is 12202012221022.

It can be written as a sum of positive squares in 4 ways, for example, as 217637642987209 + 2484567215001 = 14752547^2 + 1576251^2 .

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, 80336571697 + ... + 80336574436.

Almost surely, 2^{220122210202210} is an apocalyptic number.

220122210202210 is a deficient number, since it is larger than the sum of its proper divisors (178989884794646).

220122210202210 is a wasteful number, since it uses less digits than its factorization.

220122210202210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160673146277.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220122210202210 its reverse (12202012221022), we get a palindrome (232324222423232).

The spelling of 220122210202210 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred ten million, two hundred two thousand, two hundred ten".