22210022212122 has 8 divisors (see below), whose sum is σ = 44420044424256. Its totient is φ = 7403340737372.

The previous prime is 22210022212087. The next prime is 22210022212123. The reversal of 22210022212122 is 22121222001222.

It is a sphenic number, since it is the product of 3 distinct primes.

22210022212122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22210022212123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1850835184338 + ... + 1850835184349.

It is an arithmetic number, because the mean of its divisors is an integer number (5552505553032).

Almost surely, 2^{22210022212122} is an apocalyptic number.

22210022212122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22210022212122 is a wasteful number, since it uses less digits than its factorization.

22210022212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701670368692.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22210022212122 its reverse (22121222001222), we get a palindrome (44331244213344).

The spelling of 22210022212122 in words is "twenty-two trillion, two hundred ten billion, twenty-two million, two hundred twelve thousand, one hundred twenty-two".