23213320363 has 2 divisors, whose sum is σ = 23213320364. Its totient is φ = 23213320362.

The previous prime is 23213320279. The next prime is 23213320373. The reversal of 23213320363 is 36302331232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23213320363 is a prime.

It is not a weakly prime, because it can be changed into another prime (23213320373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606660181 + 11606660182.

It is an arithmetic number, because the mean of its divisors is an integer number (11606660182).

Almost surely, 2^23213320363 is an apocalyptic number.

23213320363 is a deficient number, since it is larger than the sum of its proper divisors (1).

23213320363 is an equidigital number, since it uses as much as digits as its factorization.

23213320363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 23213320363 its reverse (36302331232), we get a palindrome (59515651595).

The spelling of 23213320363 in words is "twenty-three billion, two hundred thirteen million, three hundred twenty thousand, three hundred sixty-three".