23212244123 has 4 divisors (see below), whose sum is σ = 23213286360. Its totient is φ = 23211201888.

The previous prime is 23212244117. The next prime is 23212244137. The reversal of 23212244123 is 32144221232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23212244123 - 2¹² = 23212240027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23212244092 and 23212244101.

It is not an unprimeable number, because it can be changed into a prime (23212244323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486965 + ... + 532502.

It is an arithmetic number, because the mean of its divisors is an integer number (5803321590).

Almost surely, 2^23212244123 is an apocalyptic number.

23212244123 is a deficient number, since it is larger than the sum of its proper divisors (1042237).

23212244123 is a wasteful number, since it uses less digits than its factorization.

23212244123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042236.

The product of its digits is 4608, while the sum is 26.

Adding to 23212244123 its reverse (32144221232), we get a palindrome (55356465355).

The spelling of 23212244123 in words is "twenty-three billion, two hundred twelve million, two hundred forty-four thousand, one hundred twenty-three".