3121232112301 has 2 divisors, whose sum is σ = 3121232112302. Its totient is φ = 3121232112300.

The previous prime is 3121232112281. The next prime is 3121232112347. The reversal of 3121232112301 is 1032112321213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3121122888900 + 109223401 = 1766670^2 + 10451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121232112301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3121232112601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560616056150 + 1560616056151.

It is an arithmetic number, because the mean of its divisors is an integer number (1560616056151).

Almost surely, 2^{3121232112301} is an apocalyptic number.

It is an amenable number.

3121232112301 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121232112301 is an equidigital number, since it uses as much as digits as its factorization.

3121232112301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 3121232112301 its reverse (1032112321213), we get a palindrome (4153344433514).

The spelling of 3121232112301 in words is "three trillion, one hundred twenty-one billion, two hundred thirty-two million, one hundred twelve thousand, three hundred one".