22222020010202 has 4 divisors (see below), whose sum is σ = 33333030015306. Its totient is φ = 11111010005100.

The previous prime is 22222020010199. The next prime is 22222020010213. The reversal of 22222020010202 is 20201002022222.

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., 20466132650401 + 1755887359801 = 4523951^2 + 1325099^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555505002549 + ... + 5555505002552.

Almost surely, 2^{22222020010202} is an apocalyptic number.

22222020010202 is a deficient number, since it is larger than the sum of its proper divisors (11111010005104).

22222020010202 is a wasteful number, since it uses less digits than its factorization.

22222020010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111010005103.

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

Adding to 22222020010202 its reverse (20201002022222), we get a palindrome (42423022032424).

The spelling of 22222020010202 in words is "twenty-two trillion, two hundred twenty-two billion, twenty million, ten thousand, two hundred two".