31320000123301 has 2 divisors, whose sum is σ = 31320000123302. Its totient is φ = 31320000123300.

The previous prime is 31320000123287. The next prime is 31320000123323. The reversal of 31320000123301 is 10332100002313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28192372503201 + 3127627620100 = 5309649^2 + 1768510^2 .

It is a cyclic number.

It is not a de Polignac number, because 31320000123301 - 2⁷ = 31320000123173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31320000123901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15660000061650 + 15660000061651.

It is an arithmetic number, because the mean of its divisors is an integer number (15660000061651).

Almost surely, 2^{31320000123301} is an apocalyptic number.

It is an amenable number.

31320000123301 is a deficient number, since it is larger than the sum of its proper divisors (1).

31320000123301 is an equidigital number, since it uses as much as digits as its factorization.

31320000123301 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 31320000123301 its reverse (10332100002313), we get a palindrome (41652100125614).

The spelling of 31320000123301 in words is "thirty-one trillion, three hundred twenty billion, one hundred twenty-three thousand, three hundred one".