22200220220022 has 48 divisors (see below), whose sum is σ = 52060818045600. Its totient is φ = 6796511162496.

The previous prime is 22200220219883. The next prime is 22200220220039. The reversal of 22200220220022 is 22002202200222.

22200220220022 is a `hidden beast` number, since 2 + 2 + 200 + 220 + 220 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22200220219977 and 22200220220004.

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 23 ways as a sum of consecutive naturals, for example, 238327143 + ... + 238420274.

It is an arithmetic number, because the mean of its divisors is an integer number (1084600375950).

Almost surely, 2^{22200220220022} is an apocalyptic number.

22200220220022 is an abundant number, since it is smaller than the sum of its proper divisors (29860597825578).

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

22200220220022 is a wasteful number, since it uses less digits than its factorization.

22200220220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476747637 (or 476747634 counting only the distinct ones).

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

Adding to 22200220220022 its reverse (22002202200222), we get a palindrome (44202422420244).

It can be divided in two parts, 2 and 2200220220022, that multiplied together give a palindrome (4400440440044).

The spelling of 22200220220022 in words is "twenty-two trillion, two hundred billion, two hundred twenty million, two hundred twenty thousand, twenty-two".