23116211633 has 2 divisors, whose sum is σ = 23116211634. Its totient is φ = 23116211632.

The previous prime is 23116211597. The next prime is 23116211641. The reversal of 23116211633 is 33611261132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23089410304 + 26801329 = 151952^2 + 5177^2 .

It is a cyclic number.

It is not a de Polignac number, because 23116211633 - 2¹⁸ = 23115949489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23116211596 and 23116211605.

It is not a weakly prime, because it can be changed into another prime (23116210633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11558105816 + 11558105817.

It is an arithmetic number, because the mean of its divisors is an integer number (11558105817).

Almost surely, 2^23116211633 is an apocalyptic number.

It is an amenable number.

23116211633 is a deficient number, since it is larger than the sum of its proper divisors (1).

23116211633 is an equidigital number, since it uses as much as digits as its factorization.

23116211633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

Adding to 23116211633 its reverse (33611261132), we get a palindrome (56727472765).

The spelling of 23116211633 in words is "twenty-three billion, one hundred sixteen million, two hundred eleven thousand, six hundred thirty-three".