2231241323617 has 2 divisors, whose sum is σ = 2231241323618. Its totient is φ = 2231241323616.

The previous prime is 2231241323579. The next prime is 2231241323629. The reversal of 2231241323617 is 7163231421322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1803216579921 + 428024743696 = 1342839^2 + 654236^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231241323617 is a prime.

It is a super-3 number, since 3×2231241323617³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (2231241329617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115620661808 + 1115620661809.

It is an arithmetic number, because the mean of its divisors is an integer number (1115620661809).

Almost surely, 2^{2231241323617} is an apocalyptic number.

It is an amenable number.

2231241323617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231241323617 is an equidigital number, since it uses as much as digits as its factorization.

2231241323617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

Adding to 2231241323617 its reverse (7163231421322), we get a palindrome (9394472744939).

The spelling of 2231241323617 in words is "two trillion, two hundred thirty-one billion, two hundred forty-one million, three hundred twenty-three thousand, six hundred seventeen".