1031132313223 has 2 divisors, whose sum is σ = 1031132313224. Its totient is φ = 1031132313222.

The previous prime is 1031132313221. The next prime is 1031132313251. The reversal of 1031132313223 is 3223132311301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031132313223 - 2¹ = 1031132313221 is a prime.

It is a super-2 number, since 2×1031132313223² (a number of 25 digits) contains 22 as substring.

Together with 1031132313221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031132313221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515566156611 + 515566156612.

It is an arithmetic number, because the mean of its divisors is an integer number (515566156612).

Almost surely, 2^{1031132313223} is an apocalyptic number.

1031132313223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031132313223 is an equidigital number, since it uses as much as digits as its factorization.

1031132313223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1031132313223 its reverse (3223132311301), we get a palindrome (4254264624524).

The spelling of 1031132313223 in words is "one trillion, thirty-one billion, one hundred thirty-two million, three hundred thirteen thousand, two hundred twenty-three".