202312213223 has 2 divisors, whose sum is σ = 202312213224. Its totient is φ = 202312213222.

The previous prime is 202312213193. The next prime is 202312213247. The reversal of 202312213223 is 322312213202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202312213223 - 2⁸ = 202312212967 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 (202312213723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101156106611 + 101156106612.

It is an arithmetic number, because the mean of its divisors is an integer number (101156106612).

Almost surely, 2^202312213223 is an apocalyptic number.

202312213223 is a deficient number, since it is larger than the sum of its proper divisors (1).

202312213223 is an equidigital number, since it uses as much as digits as its factorization.

202312213223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 202312213223 its reverse (322312213202), we get a palindrome (524624426425).

The spelling of 202312213223 in words is "two hundred two billion, three hundred twelve million, two hundred thirteen thousand, two hundred twenty-three".