3201123361 has 2 divisors, whose sum is σ = 3201123362. Its totient is φ = 3201123360.

The previous prime is 3201123349. The next prime is 3201123389. The reversal of 3201123361 is 1633211023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3087913761 + 113209600 = 55569^2 + 10640^2 .

It is an emirp because it is prime and its reverse (1633211023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3201123361 is a prime.

It is not a weakly prime, because it can be changed into another prime (3201123161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600561680 + 1600561681.

It is an arithmetic number, because the mean of its divisors is an integer number (1600561681).

Almost surely, 2^3201123361 is an apocalyptic number.

It is an amenable number.

3201123361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201123361 is an equidigital number, since it uses as much as digits as its factorization.

3201123361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3201123361 is about 56578.4708259246. The cubic root of 3201123361 is about 1473.7850166699.

Adding to 3201123361 its reverse (1633211023), we get a palindrome (4834334384).

The spelling of 3201123361 in words is "three billion, two hundred one million, one hundred twenty-three thousand, three hundred sixty-one".