20231002223 has 2 divisors, whose sum is σ = 20231002224. Its totient is φ = 20231002222.

The previous prime is 20231002171. The next prime is 20231002247. The reversal of 20231002223 is 32220013202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20231002223 - 2²⁰ = 20229953647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20231002273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115501111 + 10115501112.

It is an arithmetic number, because the mean of its divisors is an integer number (10115501112).

Almost surely, 2^20231002223 is an apocalyptic number.

20231002223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20231002223 is an equidigital number, since it uses as much as digits as its factorization.

20231002223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20231002223 its reverse (32220013202), we get a palindrome (52451015425).

The spelling of 20231002223 in words is "twenty billion, two hundred thirty-one million, two thousand, two hundred twenty-three".