23101221323 has 2 divisors, whose sum is σ = 23101221324. Its totient is φ = 23101221322.

The previous prime is 23101221313. The next prime is 23101221329. The reversal of 23101221323 is 32312210132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23101221323 - 2⁶ = 23101221259 is a prime.

It is a super-2 number, since 2×23101221323² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23101221295 and 23101221304.

It is not a weakly prime, because it can be changed into another prime (23101221329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550610661 + 11550610662.

It is an arithmetic number, because the mean of its divisors is an integer number (11550610662).

Almost surely, 2^23101221323 is an apocalyptic number.

23101221323 is a deficient number, since it is larger than the sum of its proper divisors (1).

23101221323 is an equidigital number, since it uses as much as digits as its factorization.

23101221323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23101221323 its reverse (32312210132), we get a palindrome (55413431455).

The spelling of 23101221323 in words is "twenty-three billion, one hundred one million, two hundred twenty-one thousand, three hundred twenty-three".