22020102220202 has 4 divisors (see below), whose sum is σ = 33030153330306. Its totient is φ = 11010051110100.

The previous prime is 22020102220069. The next prime is 22020102220213. The reversal of 22020102220202 is 20202220102022.

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., 16959892461121 + 5060209759081 = 4118239^2 + 2249491^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505025555049 + ... + 5505025555052.

Almost surely, 2^{22020102220202} is an apocalyptic number.

22020102220202 is a deficient number, since it is larger than the sum of its proper divisors (11010051110104).

22020102220202 is a wasteful number, since it uses less digits than its factorization.

22020102220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010051110103.

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

Adding to 22020102220202 its reverse (20202220102022), we get a palindrome (42222322322224).

The spelling of 22020102220202 in words is "twenty-two trillion, twenty billion, one hundred two million, two hundred twenty thousand, two hundred two".