22100122210222 has 8 divisors (see below), whose sum is σ = 37885923788976. Its totient is φ = 9471480947232.

The previous prime is 22100122210219. The next prime is 22100122210247. The reversal of 22100122210222 is 22201222100122.

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

It is a super-2 number, since 2×22100122210222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22100122210222.

It is a congruent 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, 789290078923 + ... + 789290078950.

It is an arithmetic number, because the mean of its divisors is an integer number (4735740473622).

Almost surely, 2^{22100122210222} is an apocalyptic number.

22100122210222 is a deficient number, since it is larger than the sum of its proper divisors (15785801578754).

22100122210222 is a wasteful number, since it uses less digits than its factorization.

22100122210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578580157882.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22100122210222 its reverse (22201222100122), we get a palindrome (44301344310344).

The spelling of 22100122210222 in words is "twenty-two trillion, one hundred billion, one hundred twenty-two million, two hundred ten thousand, two hundred twenty-two".