220202120220202 has 32 divisors (see below), whose sum is σ = 355477050293904. Its totient is φ = 101922625536000.

The previous prime is 220202120220161. The next prime is 220202120220217. The reversal of 220202120220202 is 202022021202022.

It can be written as a sum of positive squares in 8 ways, for example, as 2703660006961 + 217498460213241 = 1644281^2 + 14747829^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220202120220202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66410838 + ... + 69647710.

Almost surely, 2^{220202120220202} is an apocalyptic number.

220202120220202 is a deficient number, since it is larger than the sum of its proper divisors (135274930073702).

220202120220202 is a wasteful number, since it uses less digits than its factorization.

220202120220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269754.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 220202120220202 its reverse (202022021202022), we get a palindrome (422224141422224).

The spelling of 220202120220202 in words is "two hundred twenty trillion, two hundred two billion, one hundred twenty million, two hundred twenty thousand, two hundred two".