2210913243397 has 2 divisors, whose sum is σ = 2210913243398. Its totient is φ = 2210913243396.

The previous prime is 2210913243379. The next prime is 2210913243419. The reversal of 2210913243397 is 7933423190122.

It is a Cunningham number, because it is equal to 1486914²+1.

Together with previous prime (2210913243379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2210913243396 + 1 = 1486914^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2210913243397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210913243317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105456621698 + 1105456621699.

It is an arithmetic number, because the mean of its divisors is an integer number (1105456621699).

Almost surely, 2^{2210913243397} is an apocalyptic number.

It is an amenable number.

2210913243397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210913243397 is an equidigital number, since it uses as much as digits as its factorization.

2210913243397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 2210913243397 in words is "two trillion, two hundred ten billion, nine hundred thirteen million, two hundred forty-three thousand, three hundred ninety-seven".