20022222222222 has 32 divisors (see below), whose sum is σ = 43685233023744. Its totient is φ = 6067286659200.

The previous prime is 20022222222193. The next prime is 20022222222253. The reversal of 20022222222222 is 22222222222002.

20022222222222 is a modest number, since divided by 2222222 gives 2002222 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 20022222222192 and 20022222222201.

It is a congruent number.

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, 6571447 + ... + 9122957.

It is an arithmetic number, because the mean of its divisors is an integer number (1365163531992).

Almost surely, 2^{20022222222222} is an apocalyptic number.

20022222222222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20022222222222 is an abundant number, since it is smaller than the sum of its proper divisors (23663010801522).

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

20022222222222 is a wasteful number, since it uses less digits than its factorization.

20022222222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670424.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 20022222222222 its reverse (22222222222002), we get a palindrome (42244444444224).

It can be divided in two parts, 2002 and 2222222222, that multiplied together give a palindrome (4448888888444).

The spelling of 20022222222222 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-two".