113121303263 has 2 divisors, whose sum is σ = 113121303264. Its totient is φ = 113121303262.

The previous prime is 113121303199. The next prime is 113121303283. The reversal of 113121303263 is 362303121311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113121303263 - 2⁶ = 113121303199 is a prime.

It is a super-2 number, since 2×113121303263² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113121303283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56560651631 + 56560651632.

It is an arithmetic number, because the mean of its divisors is an integer number (56560651632).

Almost surely, 2^113121303263 is an apocalyptic number.

113121303263 is a deficient number, since it is larger than the sum of its proper divisors (1).

113121303263 is an equidigital number, since it uses as much as digits as its factorization.

113121303263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 113121303263 its reverse (362303121311), we get a palindrome (475424424574).

The spelling of 113121303263 in words is "one hundred thirteen billion, one hundred twenty-one million, three hundred three thousand, two hundred sixty-three".