31302124121141 has 2 divisors, whose sum is σ = 31302124121142. Its totient is φ = 31302124121140.

The previous prime is 31302124121117. The next prime is 31302124121161. The reversal of 31302124121141 is 14112142120313.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28964524696900 + 2337599424241 = 5381870^2 + 1528921^2 .

It is a cyclic number.

It is not a de Polignac number, because 31302124121141 - 2¹⁰ = 31302124120117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31302124121141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31302124121161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15651062060570 + 15651062060571.

It is an arithmetic number, because the mean of its divisors is an integer number (15651062060571).

Almost surely, 2^{31302124121141} is an apocalyptic number.

It is an amenable number.

31302124121141 is a deficient number, since it is larger than the sum of its proper divisors (1).

31302124121141 is an equidigital number, since it uses as much as digits as its factorization.

31302124121141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 31302124121141 its reverse (14112142120313), we get a palindrome (45414266241454).

The spelling of 31302124121141 in words is "thirty-one trillion, three hundred two billion, one hundred twenty-four million, one hundred twenty-one thousand, one hundred forty-one".