31010230111243 has 2 divisors, whose sum is σ = 31010230111244. Its totient is φ = 31010230111242.

The previous prime is 31010230111171. The next prime is 31010230111253. The reversal of 31010230111243 is 34211103201013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31010230111243 - 2³⁷ = 30872791157771 is a prime.

It is not a weakly prime, because it can be changed into another prime (31010230111253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15505115055621 + 15505115055622.

It is an arithmetic number, because the mean of its divisors is an integer number (15505115055622).

Almost surely, 2^{31010230111243} is an apocalyptic number.

31010230111243 is a deficient number, since it is larger than the sum of its proper divisors (1).

31010230111243 is an equidigital number, since it uses as much as digits as its factorization.

31010230111243 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 22.

Adding to 31010230111243 its reverse (34211103201013), we get a palindrome (65221333312256).

The spelling of 31010230111243 in words is "thirty-one trillion, ten billion, two hundred thirty million, one hundred eleven thousand, two hundred forty-three".