20022222020022 has 12 divisors (see below), whose sum is σ = 43381481043420. Its totient is φ = 6674074006668.

The previous prime is 20022222019999. The next prime is 20022222020051. The reversal of 20022222020022 is 22002022222002.

20022222020022 is a `hidden beast` number, since 2 + 0 + 0 + 222 + 220 + 200 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1112345667779 = 20022222020022 / (2 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 0 + 2 + 0 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 20022222019977 and 20022222020004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556172833872 + ... + 556172833907.

It is an arithmetic number, because the mean of its divisors is an integer number (3615123420285).

Almost surely, 2^{20022222020022} is an apocalyptic number.

20022222020022 is an abundant number, since it is smaller than the sum of its proper divisors (23359259023398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20022222020022 is a wasteful number, since it uses less digits than its factorization.

20022222020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112345667787 (or 1112345667784 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20022222020022 its reverse (22002022222002), we get a palindrome (42024244242024).

The spelling of 20022222020022 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, twenty thousand, twenty-two".