31313002020301 has 2 divisors, whose sum is σ = 31313002020302. Its totient is φ = 31313002020300.

The previous prime is 31313002020247. The next prime is 31313002020323. The reversal of 31313002020301 is 10302020031313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20745528935076 + 10567473085225 = 4554726^2 + 3250765^2 .

It is a cyclic number.

It is not a de Polignac number, because 31313002020301 - 2⁷ = 31313002020173 is a prime.

It is a super-2 number, since 2×31313002020301² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31313002020341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15656501010150 + 15656501010151.

It is an arithmetic number, because the mean of its divisors is an integer number (15656501010151).

Almost surely, 2^{31313002020301} is an apocalyptic number.

It is an amenable number.

31313002020301 is a deficient number, since it is larger than the sum of its proper divisors (1).

31313002020301 is an equidigital number, since it uses as much as digits as its factorization.

31313002020301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 31313002020301 its reverse (10302020031313), we get a palindrome (41615022051614).

The spelling of 31313002020301 in words is "thirty-one trillion, three hundred thirteen billion, two million, twenty thousand, three hundred one".