113223044213 has 2 divisors, whose sum is σ = 113223044214. Its totient is φ = 113223044212.

The previous prime is 113223044177. The next prime is 113223044239. The reversal of 113223044213 is 312440322311.

It is an a-pointer prime, because the next prime (113223044239) can be obtained adding 113223044213 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113203312849 + 19731364 = 336457^2 + 4442^2 .

It is a cyclic number.

It is not a de Polignac number, because 113223044213 - 2⁶ = 113223044149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113223044273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56611522106 + 56611522107.

It is an arithmetic number, because the mean of its divisors is an integer number (56611522107).

Almost surely, 2^113223044213 is an apocalyptic number.

It is an amenable number.

113223044213 is a deficient number, since it is larger than the sum of its proper divisors (1).

113223044213 is an equidigital number, since it uses as much as digits as its factorization.

113223044213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 113223044213 its reverse (312440322311), we get a palindrome (425663366524).

The spelling of 113223044213 in words is "one hundred thirteen billion, two hundred twenty-three million, forty-four thousand, two hundred thirteen".