23232340133 has 4 divisors (see below), whose sum is σ = 24033455340. Its totient is φ = 22431224928.

The previous prime is 23232340129. The next prime is 23232340139. The reversal of 23232340133 is 33104323232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8313427684 + 14918912449 = 91178^2 + 122143^2 .

It is a cyclic number.

It is not a de Polignac number, because 23232340133 - 2² = 23232340129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232340139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400557560 + ... + 400557617.

It is an arithmetic number, because the mean of its divisors is an integer number (6008363835).

Almost surely, 2^23232340133 is an apocalyptic number.

It is an amenable number.

23232340133 is a deficient number, since it is larger than the sum of its proper divisors (801115207).

23232340133 is an equidigital number, since it uses as much as digits as its factorization.

23232340133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801115206.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 23232340133 its reverse (33104323232), we get a palindrome (56336663365).

The spelling of 23232340133 in words is "twenty-three billion, two hundred thirty-two million, three hundred forty thousand, one hundred thirty-three".