22111214422 has 16 divisors (see below), whose sum is σ = 36191174544. Its totient is φ = 10048000000.

The previous prime is 22111214383. The next prime is 22111214491. The reversal of 22111214422 is 22441211122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22111214393 and 22111214402.

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, 37579 + ... + 213622.

It is an arithmetic number, because the mean of its divisors is an integer number (2261948409).

Almost surely, 2^22111214422 is an apocalyptic number.

22111214422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22111214422 is a deficient number, since it is larger than the sum of its proper divisors (14079960122).

22111214422 is a wasteful number, since it uses less digits than its factorization.

22111214422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255215.

The product of its digits is 512, while the sum is 22.

Adding to 22111214422 its reverse (22441211122), we get a palindrome (44552425544).

The spelling of 22111214422 in words is "twenty-two billion, one hundred eleven million, two hundred fourteen thousand, four hundred twenty-two".