112213523321 has 4 divisors (see below), whose sum is σ = 112248364644. Its totient is φ = 112178682000.

The previous prime is 112213523281. The next prime is 112213523339. The reversal of 112213523321 is 123325312211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80906113600 + 31307409721 = 284440^2 + 176939^2 .

It is a cyclic number.

It is not a de Polignac number, because 112213523321 - 2³⁴ = 95033654137 is a prime.

It is a super-2 number, since 2×112213523321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112213523341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17415830 + ... + 17422271.

It is an arithmetic number, because the mean of its divisors is an integer number (28062091161).

Almost surely, 2^112213523321 is an apocalyptic number.

It is an amenable number.

112213523321 is a deficient number, since it is larger than the sum of its proper divisors (34841323).

112213523321 is an equidigital number, since it uses as much as digits as its factorization.

112213523321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34841322.

The product of its digits is 2160, while the sum is 26.

Adding to 112213523321 its reverse (123325312211), we get a palindrome (235538835532).

The spelling of 112213523321 in words is "one hundred twelve billion, two hundred thirteen million, five hundred twenty-three thousand, three hundred twenty-one".