113333221101331 has 24 divisors (see below), whose sum is σ = 144449792702640. Its totient is φ = 87925960584000.

The previous prime is 113333221101293. The next prime is 113333221101343. The reversal of 113333221101331 is 133101122333311.

It is a happy number.

It is not a de Polignac number, because 113333221101331 - 2⁷ = 113333221101203 is a prime.

It is a super-2 number, since 2×113333221101331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113333221101331.

It is not an unprimeable number, because it can be changed into a prime (113333221101361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 458972020 + ... + 459218881.

It is an arithmetic number, because the mean of its divisors is an integer number (6018741362610).

Almost surely, 2^{113333221101331} is an apocalyptic number.

113333221101331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113333221101331 is a deficient number, since it is larger than the sum of its proper divisors (31116571601309).

113333221101331 is a wasteful number, since it uses less digits than its factorization.

113333221101331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918191155 (or 918191148 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 113333221101331 its reverse (133101122333311), we get a palindrome (246434343434642).

The spelling of 113333221101331 in words is "one hundred thirteen trillion, three hundred thirty-three billion, two hundred twenty-one million, one hundred one thousand, three hundred thirty-one".