202310031223 has 2 divisors, whose sum is σ = 202310031224. Its totient is φ = 202310031222.

The previous prime is 202310031179. The next prime is 202310031227. The reversal of 202310031223 is 322130013202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202310031223 - 2¹⁷ = 202309900151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202310031223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202310031227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101155015611 + 101155015612.

It is an arithmetic number, because the mean of its divisors is an integer number (101155015612).

Almost surely, 2^202310031223 is an apocalyptic number.

202310031223 is a deficient number, since it is larger than the sum of its proper divisors (1).

202310031223 is an equidigital number, since it uses as much as digits as its factorization.

202310031223 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 19.

Adding to 202310031223 its reverse (322130013202), we get a palindrome (524440044425).

The spelling of 202310031223 in words is "two hundred two billion, three hundred ten million, thirty-one thousand, two hundred twenty-three".