22224222002220 has 96 divisors (see below), whose sum is σ = 71198052377088. Its totient is φ = 5074069174272.

The previous prime is 22224222002173. The next prime is 22224222002237. The reversal of 22224222002220 is 2220022242222.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29592229 + ... + 30333948.

It is an arithmetic number, because the mean of its divisors is an integer number (741646378928).

Almost surely, 2^{22224222002220} is an apocalyptic number.

22224222002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22224222002220 is an abundant number, since it is smaller than the sum of its proper divisors (48973830374868).

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

22224222002220 is a wasteful number, since it uses less digits than its factorization.

22224222002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59927079 (or 59927077 counting only the distinct ones).

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

Adding to 22224222002220 its reverse (2220022242222), we get a palindrome (24444244244442).

The spelling of 22224222002220 in words is "twenty-two trillion, two hundred twenty-four billion, two hundred twenty-two million, two thousand, two hundred twenty".