22022110012220 has 24 divisors (see below), whose sum is σ = 46246592062944. Its totient is φ = 8808813331136.

The previous prime is 22022110012193. The next prime is 22022110012247. The reversal of 22022110012220 is 2221001122022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22022110012193) and next prime (22022110012247).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4492769 + ... + 8014311.

It is an arithmetic number, because the mean of its divisors is an integer number (1926941335956).

Almost surely, 2^{22022110012220} is an apocalyptic number.

22022110012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022110012220 is an abundant number, since it is smaller than the sum of its proper divisors (24224482050724).

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

22022110012220 is a wasteful number, since it uses less digits than its factorization.

22022110012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834229 (or 3834227 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022110012220 its reverse (2221001122022), we get a palindrome (24243111134242).

The spelling of 22022110012220 in words is "twenty-two trillion, twenty-two billion, one hundred ten million, twelve thousand, two hundred twenty".