22220022112122 has 8 divisors (see below), whose sum is σ = 44440044224256. Its totient is φ = 7406674037372.

The previous prime is 22220022112117. The next prime is 22220022112139. The reversal of 22220022112122 is 22121122002222.

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

22220022112122 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851668509338 + ... + 1851668509349.

It is an arithmetic number, because the mean of its divisors is an integer number (5555005528032).

Almost surely, 2^{22220022112122} is an apocalyptic number.

22220022112122 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.

22220022112122 is a wasteful number, since it uses less digits than its factorization.

22220022112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703337018692.

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

Adding to 22220022112122 its reverse (22121122002222), we get a palindrome (44341144114344).

The spelling of 22220022112122 in words is "twenty-two trillion, two hundred twenty billion, twenty-two million, one hundred twelve thousand, one hundred twenty-two".