22002220020202 has 8 divisors (see below), whose sum is σ = 33022641521700. Its totient is φ = 10994672846304.

The previous prime is 22002220020197. The next prime is 22002220020223. The reversal of 22002220020202 is 20202002220022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18462670706041 + 3539549314161 = 4296821^2 + 1881369^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3218577627 + ... + 3218584462.

Almost surely, 2^{22002220020202} is an apocalyptic number.

22002220020202 is a deficient number, since it is larger than the sum of its proper divisors (11020421501498).

22002220020202 is a wasteful number, since it uses less digits than its factorization.

22002220020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6437163800.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22002220020202 its reverse (20202002220022), we get a palindrome (42204222240224).

The spelling of 22002220020202 in words is "twenty-two trillion, two billion, two hundred twenty million, twenty thousand, two hundred two".