213415105243 has 2 divisors, whose sum is σ = 213415105244. Its totient is φ = 213415105242.

The previous prime is 213415105213. The next prime is 213415105273. The reversal of 213415105243 is 342501514312.

It is a balanced prime because it is at equal distance from previous prime (213415105213) and next prime (213415105273).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213415105243 is a prime.

It is not a weakly prime, because it can be changed into another prime (213415105213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106707552621 + 106707552622.

It is an arithmetic number, because the mean of its divisors is an integer number (106707552622).

Almost surely, 2^213415105243 is an apocalyptic number.

213415105243 is a deficient number, since it is larger than the sum of its proper divisors (1).

213415105243 is an equidigital number, since it uses as much as digits as its factorization.

213415105243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 213415105243 its reverse (342501514312), we get a palindrome (555916619555).

The spelling of 213415105243 in words is "two hundred thirteen billion, four hundred fifteen million, one hundred five thousand, two hundred forty-three".