31441210131017 has 2 divisors, whose sum is σ = 31441210131018. Its totient is φ = 31441210131016.

The previous prime is 31441210130951. The next prime is 31441210131091. The reversal of 31441210131017 is 71013101214413.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29596907612416 + 1844302518601 = 5440304^2 + 1358051^2 .

It is an emirp because it is prime and its reverse (71013101214413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31441210131017 - 2²⁰ = 31441209082441 is a prime.

It is not a weakly prime, because it can be changed into another prime (31441210130017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15720605065508 + 15720605065509.

It is an arithmetic number, because the mean of its divisors is an integer number (15720605065509).

Almost surely, 2^{31441210131017} is an apocalyptic number.

It is an amenable number.

31441210131017 is a deficient number, since it is larger than the sum of its proper divisors (1).

31441210131017 is an equidigital number, since it uses as much as digits as its factorization.

31441210131017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 31441210131017 in words is "thirty-one trillion, four hundred forty-one billion, two hundred ten million, one hundred thirty-one thousand, seventeen".