22122212199 has 32 divisors (see below), whose sum is σ = 31699952640. Its totient is φ = 13686849792.

The previous prime is 22122212143. The next prime is 22122212201. The reversal of 22122212199 is 99121222122.

It is not a de Polignac number, because 22122212199 - 2⁹ = 22122211687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122213199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 904459 + ... + 928595.

It is an arithmetic number, because the mean of its divisors is an integer number (990623520).

Almost surely, 2^22122212199 is an apocalyptic number.

22122212199 is a deficient number, since it is larger than the sum of its proper divisors (9577740441).

22122212199 is a wasteful number, since it uses less digits than its factorization.

22122212199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24559.

The product of its digits is 5184, while the sum is 33.

It can be divided in two parts, 22 and 122212199, that added together give a palindrome (122212221).

The spelling of 22122212199 in words is "twenty-two billion, one hundred twenty-two million, two hundred twelve thousand, one hundred ninety-nine".