31433012364241 has 2 divisors, whose sum is σ = 31433012364242. Its totient is φ = 31433012364240.

The previous prime is 31433012364223. The next prime is 31433012364337. The reversal of 31433012364241 is 14246321033413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28655990090641 + 2777022273600 = 5353129^2 + 1666440^2 .

It is a cyclic number.

It is not a de Polignac number, because 31433012364241 - 2¹⁷ = 31433012233169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31433012364241.

It is not a weakly prime, because it can be changed into another prime (31433012364541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15716506182120 + 15716506182121.

It is an arithmetic number, because the mean of its divisors is an integer number (15716506182121).

Almost surely, 2^{31433012364241} is an apocalyptic number.

It is an amenable number.

31433012364241 is a deficient number, since it is larger than the sum of its proper divisors (1).

31433012364241 is an equidigital number, since it uses as much as digits as its factorization.

31433012364241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 31433012364241 its reverse (14246321033413), we get a palindrome (45679333397654).

The spelling of 31433012364241 in words is "thirty-one trillion, four hundred thirty-three billion, twelve million, three hundred sixty-four thousand, two hundred forty-one".