22020221020202 has 8 divisors (see below), whose sum is σ = 33030370553796. Its totient is φ = 11010097502272.

The previous prime is 22020221020157. The next prime is 22020221020277. The reversal of 22020221020202 is 20202012202022.

It can be written as a sum of positive squares in 2 ways, for example, as 21852062795161 + 168158225041 = 4674619^2 + 410071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4228673 + ... + 7869060.

Almost surely, 2^{22020221020202} is an apocalyptic number.

22020221020202 is a deficient number, since it is larger than the sum of its proper divisors (11010149533594).

22020221020202 is a wasteful number, since it uses less digits than its factorization.

22020221020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13007832.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22020221020202 its reverse (20202012202022), we get a palindrome (42222233222224).

The spelling of 22020221020202 in words is "twenty-two trillion, twenty billion, two hundred twenty-one million, twenty thousand, two hundred two".