213242202242291 has 2 divisors, whose sum is σ = 213242202242292. Its totient is φ = 213242202242290.

The previous prime is 213242202242213. The next prime is 213242202242341. The reversal of 213242202242291 is 192242202242312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213242202242291 - 2¹⁰ = 213242202241267 is a prime.

It is not a weakly prime, because it can be changed into another prime (213242202242591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106621101121145 + 106621101121146.

It is an arithmetic number, because the mean of its divisors is an integer number (106621101121146).

Almost surely, 2^{213242202242291} is an apocalyptic number.

213242202242291 is a deficient number, since it is larger than the sum of its proper divisors (1).

213242202242291 is an equidigital number, since it uses as much as digits as its factorization.

213242202242291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 213242202242291 in words is "two hundred thirteen trillion, two hundred forty-two billion, two hundred two million, two hundred forty-two thousand, two hundred ninety-one".