23101211233 has 2 divisors, whose sum is σ = 23101211234. Its totient is φ = 23101211232.

The previous prime is 23101211213. The next prime is 23101211291. The reversal of 23101211233 is 33211210132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16999726689 + 6101484544 = 130383^2 + 78112^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23101211233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23101211233.

It is not a weakly prime, because it can be changed into another prime (23101211213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550605616 + 11550605617.

It is an arithmetic number, because the mean of its divisors is an integer number (11550605617).

Almost surely, 2^23101211233 is an apocalyptic number.

It is an amenable number.

23101211233 is a deficient number, since it is larger than the sum of its proper divisors (1).

23101211233 is an equidigital number, since it uses as much as digits as its factorization.

23101211233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23101211233 its reverse (33211210132), we get a palindrome (56312421365).

The spelling of 23101211233 in words is "twenty-three billion, one hundred one million, two hundred eleven thousand, two hundred thirty-three".