22050420002 has 54 divisors (see below), whose sum is σ = 36897774489. Its totient is φ = 9878494080.

The previous prime is 22050419983. The next prime is 22050420017. The reversal of 22050420002 is 20002405022.

It can be written as a sum of positive squares in 14 ways, for example, as 2076533761 + 19973886241 = 45569^2 + 141329^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105001.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 111930968 + ... + 111931164.

Almost surely, 2^22050420002 is an apocalyptic number.

22050420002 is a deficient number, since it is larger than the sum of its proper divisors (14847354487).

22050420002 is an equidigital number, since it uses as much as digits as its factorization.

22050420002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

Adding to 22050420002 its reverse (20002405022), we get a palindrome (42052825024).

The spelling of 22050420002 in words is "twenty-two billion, fifty million, four hundred twenty thousand, two".