22220122312123 has 8 divisors (see below), whose sum is σ = 22223402092800. Its totient is φ = 22216842801000.

The previous prime is 22220122312039. The next prime is 22220122312159. The reversal of 22220122312123 is 32121322102222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220122312123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220122312523) 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, 210064498 + ... + 210170248.

It is an arithmetic number, because the mean of its divisors is an integer number (2777925261600).

Almost surely, 2^{22220122312123} is an apocalyptic number.

22220122312123 is a deficient number, since it is larger than the sum of its proper divisors (3279780677).

22220122312123 is a wasteful number, since it uses less digits than its factorization.

22220122312123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134777.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22220122312123 its reverse (32121322102222), we get a palindrome (54341444414345).

The spelling of 22220122312123 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty-two million, three hundred twelve thousand, one hundred twenty-three".