23123266232133 has 32 divisors (see below), whose sum is σ = 32180744430976. Its totient is φ = 14754851198208.

The previous prime is 23123266232119. The next prime is 23123266232141. The reversal of 23123266232133 is 33123266232132.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23123266232133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23123266232091 and 23123266232100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23123266232533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3330435 + ... + 7572207.

It is an arithmetic number, because the mean of its divisors is an integer number (1005648263468).

Almost surely, 2^{23123266232133} is an apocalyptic number.

It is an amenable number.

23123266232133 is a deficient number, since it is larger than the sum of its proper divisors (9057478198843).

23123266232133 is a wasteful number, since it uses less digits than its factorization.

23123266232133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4242613.

The product of its digits is 279936, while the sum is 39.

Subtracting 23123266232133 from its reverse (33123266232132), we obtain a palindrome (9999999999999).

The spelling of 23123266232133 in words is "twenty-three trillion, one hundred twenty-three billion, two hundred sixty-six million, two hundred thirty-two thousand, one hundred thirty-three".