10213131223 has 2 divisors, whose sum is σ = 10213131224. Its totient is φ = 10213131222.

The previous prime is 10213131193. The next prime is 10213131233. The reversal of 10213131223 is 32213131201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10213131223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10213131223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10213131233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106565611 + 5106565612.

It is an arithmetic number, because the mean of its divisors is an integer number (5106565612).

Almost surely, 2^10213131223 is an apocalyptic number.

10213131223 is a deficient number, since it is larger than the sum of its proper divisors (1).

10213131223 is an equidigital number, since it uses as much as digits as its factorization.

10213131223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10213131223 its reverse (32213131201), we get a palindrome (42426262424).

The spelling of 10213131223 in words is "ten billion, two hundred thirteen million, one hundred thirty-one thousand, two hundred twenty-three".