22211200123 has 8 divisors (see below), whose sum is σ = 25386248192. Its totient is φ = 19036656936.

The previous prime is 22211200103. The next prime is 22211200133. The reversal of 22211200123 is 32100211222.

It is a happy number.

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 22211200123 - 2⁹ = 22211199611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22211200097 and 22211200106.

It is not an unprimeable number, because it can be changed into a prime (22211200103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26715 + ... + 212452.

It is an arithmetic number, because the mean of its divisors is an integer number (3173281024).

Almost surely, 2^22211200123 is an apocalyptic number.

22211200123 is a deficient number, since it is larger than the sum of its proper divisors (3175048069).

22211200123 is a wasteful number, since it uses less digits than its factorization.

22211200123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252441.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22211200123 its reverse (32100211222), we get a palindrome (54311411345).

The spelling of 22211200123 in words is "twenty-two billion, two hundred eleven million, two hundred thousand, one hundred twenty-three".