212413302197 has 2 divisors, whose sum is σ = 212413302198. Its totient is φ = 212413302196.

The previous prime is 212413302181. The next prime is 212413302251. The reversal of 212413302197 is 791203314212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201772554481 + 10640747716 = 449191^2 + 103154^2 .

It is a cyclic number.

It is not a de Polignac number, because 212413302197 - 2⁴ = 212413302181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212413302137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106206651098 + 106206651099.

It is an arithmetic number, because the mean of its divisors is an integer number (106206651099).

Almost surely, 2^212413302197 is an apocalyptic number.

It is an amenable number.

212413302197 is a deficient number, since it is larger than the sum of its proper divisors (1).

212413302197 is an equidigital number, since it uses as much as digits as its factorization.

212413302197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 212413302197 in words is "two hundred twelve billion, four hundred thirteen million, three hundred two thousand, one hundred ninety-seven".