113210020243 has 2 divisors, whose sum is σ = 113210020244. Its totient is φ = 113210020242.

The previous prime is 113210020219. The next prime is 113210020279. The reversal of 113210020243 is 342020012311.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (342020012311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113210020243 - 2³³ = 104620085651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113210020243.

It is not a weakly prime, because it can be changed into another prime (113210020213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56605010121 + 56605010122.

It is an arithmetic number, because the mean of its divisors is an integer number (56605010122).

Almost surely, 2^113210020243 is an apocalyptic number.

113210020243 is a deficient number, since it is larger than the sum of its proper divisors (1).

113210020243 is an equidigital number, since it uses as much as digits as its factorization.

113210020243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 113210020243 its reverse (342020012311), we get a palindrome (455230032554).

The spelling of 113210020243 in words is "one hundred thirteen billion, two hundred ten million, twenty thousand, two hundred forty-three".