123222111199 has 16 divisors (see below), whose sum is σ = 137674880640. Its totient is φ = 109315856160.

The previous prime is 123222111169. The next prime is 123222111217. The reversal of 123222111199 is 991111222321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123222111199 - 2¹⁹ = 123221586911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123222111169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407104 + ... + 642010.

It is an arithmetic number, because the mean of its divisors is an integer number (8604680040).

Almost surely, 2^123222111199 is an apocalyptic number.

123222111199 is a deficient number, since it is larger than the sum of its proper divisors (14452769441).

123222111199 is a wasteful number, since it uses less digits than its factorization.

123222111199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236070.

The product of its digits is 3888, while the sum is 34.

The spelling of 123222111199 in words is "one hundred twenty-three billion, two hundred twenty-two million, one hundred eleven thousand, one hundred ninety-nine".