22002221120 has 224 divisors, whose sum is σ = 60027799680. Its totient is φ = 7607255040.

The previous prime is 22002221119. The next prime is 22002221159. The reversal of 22002221120 is 2112220022.

It is a junction number, because it is equal to n+sod(n) for n = 22002221095 and 22002221104.

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, 6837752 + ... + 6840968.

Almost surely, 2^22002221120 is an apocalyptic number.

22002221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22002221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30013899840).

22002221120 is an abundant number, since it is smaller than the sum of its proper divisors (38025578560).

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

22002221120 is a wasteful number, since it uses less digits than its factorization.

22002221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341 (or 3331 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22002221120 its reverse (2112220022), we get a palindrome (24114441142).

It can be divided in two parts, 220022 and 21120, that added together give a palindrome (241142).

The spelling of 22002221120 in words is "twenty-two billion, two million, two hundred twenty-one thousand, one hundred twenty".