22212113123 has 8 divisors (see below), whose sum is σ = 22298185728. Its totient is φ = 22126180104.

The previous prime is 22212113047. The next prime is 22212113167. The reversal of 22212113123 is 32131121222.

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

It is a cyclic number.

It is not a de Polignac number, because 22212113123 - 2³⁰ = 21138371299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22212113095 and 22212113104.

It is not an unprimeable number, because it can be changed into a prime (22212112123) 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, 289790 + ... + 358332.

It is an arithmetic number, because the mean of its divisors is an integer number (2787273216).

Almost surely, 2^22212113123 is an apocalyptic number.

22212113123 is a deficient number, since it is larger than the sum of its proper divisors (86072605).

22212113123 is an equidigital number, since it uses as much as digits as its factorization.

22212113123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69793.

The product of its digits is 288, while the sum is 20.

Adding to 22212113123 its reverse (32131121222), we get a palindrome (54343234345).

The spelling of 22212113123 in words is "twenty-two billion, two hundred twelve million, one hundred thirteen thousand, one hundred twenty-three".