2320937891213 has 2 divisors, whose sum is σ = 2320937891214. Its totient is φ = 2320937891212.

The previous prime is 2320937891191. The next prime is 2320937891243. The reversal of 2320937891213 is 3121987390232.

2320937891213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1656644429449 + 664293461764 = 1287107^2 + 815042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320937891213 is a prime.

It is a super-2 number, since 2×2320937891213² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320937891243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160468945606 + 1160468945607.

It is an arithmetic number, because the mean of its divisors is an integer number (1160468945607).

Almost surely, 2^{2320937891213} is an apocalyptic number.

It is an amenable number.

2320937891213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320937891213 is an equidigital number, since it uses as much as digits as its factorization.

2320937891213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 2320937891213 in words is "two trillion, three hundred twenty billion, nine hundred thirty-seven million, eight hundred ninety-one thousand, two hundred thirteen".