23133433333 has 2 divisors, whose sum is σ = 23133433334. Its totient is φ = 23133433332.

The previous prime is 23133433283. The next prime is 23133433343. The reversal of 23133433333 is 33333433132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15026591889 + 8106841444 = 122583^2 + 90038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23133433333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23133433295 and 23133433304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23133433343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566716666 + 11566716667.

It is an arithmetic number, because the mean of its divisors is an integer number (11566716667).

Almost surely, 2^23133433333 is an apocalyptic number.

It is an amenable number.

23133433333 is a deficient number, since it is larger than the sum of its proper divisors (1).

23133433333 is an equidigital number, since it uses as much as digits as its factorization.

23133433333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 31.

Adding to 23133433333 its reverse (33333433132), we get a palindrome (56466866465).

The spelling of 23133433333 in words is "twenty-three billion, one hundred thirty-three million, four hundred thirty-three thousand, three hundred thirty-three".