10312031120231 has 2 divisors, whose sum is σ = 10312031120232. Its totient is φ = 10312031120230.

The previous prime is 10312031120227. The next prime is 10312031120257. The reversal of 10312031120231 is 13202113021301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10312031120231 - 2² = 10312031120227 is a prime.

It is a super-3 number, since 3×10312031120231³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10312031120431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156015560115 + 5156015560116.

It is an arithmetic number, because the mean of its divisors is an integer number (5156015560116).

Almost surely, 2^{10312031120231} is an apocalyptic number.

10312031120231 is a deficient number, since it is larger than the sum of its proper divisors (1).

10312031120231 is an equidigital number, since it uses as much as digits as its factorization.

10312031120231 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 20.

Adding to 10312031120231 its reverse (13202113021301), we get a palindrome (23514144141532).

The spelling of 10312031120231 in words is "ten trillion, three hundred twelve billion, thirty-one million, one hundred twenty thousand, two hundred thirty-one".