20022222220202 has 32 divisors (see below), whose sum is σ = 30554016594048. Its totient is φ = 9838465560000.

The previous prime is 20022222220193. The next prime is 20022222220229. The reversal of 20022222220202 is 20202222222002.

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 in 15 ways as a sum of consecutive naturals, for example, 273562052 + ... + 273635232.

It is an arithmetic number, because the mean of its divisors is an integer number (954813018564).

Almost surely, 2^{20022222220202} is an apocalyptic number.

20022222220202 is a deficient number, since it is larger than the sum of its proper divisors (10531794373846).

20022222220202 is a wasteful number, since it uses less digits than its factorization.

20022222220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79406.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20022222220202 its reverse (20202222222002), we get a palindrome (40224444442204).

The spelling of 20022222220202 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".