22122234321022 has 16 divisors (see below), whose sum is σ = 36200097788400. Its totient is φ = 10055539391040.

The previous prime is 22122234321007. The next prime is 22122234321023. The reversal of 22122234321022 is 22012343222122.

It is a happy number.

It is a super-2 number, since 2×22122234321022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122234321023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14073004 + ... + 15565792.

It is an arithmetic number, because the mean of its divisors is an integer number (2262506111775).

Almost surely, 2^{22122234321022} is an apocalyptic number.

22122234321022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22122234321022 is a deficient number, since it is larger than the sum of its proper divisors (14077863467378).

22122234321022 is a wasteful number, since it uses less digits than its factorization.

22122234321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166411.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22122234321022 its reverse (22012343222122), we get a palindrome (44134577543144).

The spelling of 22122234321022 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred thirty-four million, three hundred twenty-one thousand, twenty-two".