23201133337 has 2 divisors, whose sum is σ = 23201133338. Its totient is φ = 23201133336.

The previous prime is 23201133311. The next prime is 23201133343. The reversal of 23201133337 is 73333110232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20626991641 + 2574141696 = 143621^2 + 50736^2 .

It is a cyclic number.

It is not a de Polignac number, because 23201133337 - 2⁷ = 23201133209 is a prime.

It is a super-3 number, since 3×23201133337³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (23201133437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600566668 + 11600566669.

It is an arithmetic number, because the mean of its divisors is an integer number (11600566669).

Almost surely, 2^23201133337 is an apocalyptic number.

It is an amenable number.

23201133337 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201133337 is an equidigital number, since it uses as much as digits as its factorization.

23201133337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 28.

Adding to 23201133337 its reverse (73333110232), we get a palindrome (96534243569).

The spelling of 23201133337 in words is "twenty-three billion, two hundred one million, one hundred thirty-three thousand, three hundred thirty-seven".