213242889359 has 2 divisors, whose sum is σ = 213242889360. Its totient is φ = 213242889358.

The previous prime is 213242889257. The next prime is 213242889439. The reversal of 213242889359 is 953988242312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213242889359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213242819359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106621444679 + 106621444680.

It is an arithmetic number, because the mean of its divisors is an integer number (106621444680).

Almost surely, 2^213242889359 is an apocalyptic number.

213242889359 is a deficient number, since it is larger than the sum of its proper divisors (1).

213242889359 is an equidigital number, since it uses as much as digits as its factorization.

213242889359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7464960, while the sum is 56.

The spelling of 213242889359 in words is "two hundred thirteen billion, two hundred forty-two million, eight hundred eighty-nine thousand, three hundred fifty-nine".