20231223307 has 2 divisors, whose sum is σ = 20231223308. Its totient is φ = 20231223306.

The previous prime is 20231223293. The next prime is 20231223323. The reversal of 20231223307 is 70332213202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20231223307 - 2³¹ = 18083739659 is a prime.

It is not a weakly prime, because it can be changed into another prime (20231223707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115611653 + 10115611654.

It is an arithmetic number, because the mean of its divisors is an integer number (10115611654).

Almost surely, 2^20231223307 is an apocalyptic number.

20231223307 is a deficient number, since it is larger than the sum of its proper divisors (1).

20231223307 is an equidigital number, since it uses as much as digits as its factorization.

20231223307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 25.

Adding to 20231223307 its reverse (70332213202), we get a palindrome (90563436509).

The spelling of 20231223307 in words is "twenty billion, two hundred thirty-one million, two hundred twenty-three thousand, three hundred seven".