31204111324241 has 2 divisors, whose sum is σ = 31204111324242. Its totient is φ = 31204111324240.

The previous prime is 31204111324207. The next prime is 31204111324261. The reversal of 31204111324241 is 14242311140213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28982029182016 + 2222082142225 = 5383496^2 + 1490665^2 .

It is a cyclic number.

It is not a de Polignac number, because 31204111324241 - 2¹⁸ = 31204111062097 is a prime.

It is not a weakly prime, because it can be changed into another prime (31204111324261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15602055662120 + 15602055662121.

It is an arithmetic number, because the mean of its divisors is an integer number (15602055662121).

Almost surely, 2^{31204111324241} is an apocalyptic number.

It is an amenable number.

31204111324241 is a deficient number, since it is larger than the sum of its proper divisors (1).

31204111324241 is an equidigital number, since it uses as much as digits as its factorization.

31204111324241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 31204111324241 its reverse (14242311140213), we get a palindrome (45446422464454).

The spelling of 31204111324241 in words is "thirty-one trillion, two hundred four billion, one hundred eleven million, three hundred twenty-four thousand, two hundred forty-one".