3121332002273 has 2 divisors, whose sum is σ = 3121332002274. Its totient is φ = 3121332002272.

The previous prime is 3121332002249. The next prime is 3121332002293. The reversal of 3121332002273 is 3722002331213.

It is a happy number.

3121332002273 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3090170220544 + 31161781729 = 1757888^2 + 176527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121332002273 is a prime.

It is not a weakly prime, because it can be changed into another prime (3121332002293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560666001136 + 1560666001137.

It is an arithmetic number, because the mean of its divisors is an integer number (1560666001137).

Almost surely, 2^{3121332002273} is an apocalyptic number.

It is an amenable number.

3121332002273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121332002273 is an equidigital number, since it uses as much as digits as its factorization.

3121332002273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 29.

Adding to 3121332002273 its reverse (3722002331213), we get a palindrome (6843334333486).

The spelling of 3121332002273 in words is "three trillion, one hundred twenty-one billion, three hundred thirty-two million, two thousand, two hundred seventy-three".