113121223303 has 12 divisors (see below), whose sum is σ = 124348515984. Its totient is φ = 102830314400.

The previous prime is 113121223279. The next prime is 113121223321. The reversal of 113121223303 is 303322121311.

It is not a de Polignac number, because 113121223303 - 2¹³ = 113121215111 is a prime.

It is a super-2 number, since 2×113121223303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121223393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2565483 + ... + 2609203.

It is an arithmetic number, because the mean of its divisors is an integer number (10362376332).

Almost surely, 2^113121223303 is an apocalyptic number.

113121223303 is a deficient number, since it is larger than the sum of its proper divisors (11227292681).

113121223303 is a wasteful number, since it uses less digits than its factorization.

113121223303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65126 (or 65115 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 113121223303 its reverse (303322121311), we get a palindrome (416443344614).

The spelling of 113121223303 in words is "one hundred thirteen billion, one hundred twenty-one million, two hundred twenty-three thousand, three hundred three".