113213323221 has 32 divisors (see below), whose sum is σ = 159399598080. Its totient is φ = 71276889600.

The previous prime is 113213323219. The next prime is 113213323243. The reversal of 113213323221 is 122323312311.

It is not a de Polignac number, because 113213323221 - 2¹ = 113213323219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113213323191 and 113213323200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113213323261) 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 31 ways as a sum of consecutive naturals, for example, 26505316 + ... + 26509586.

It is an arithmetic number, because the mean of its divisors is an integer number (4981237440).

Almost surely, 2^113213323221 is an apocalyptic number.

It is an amenable number.

113213323221 is a deficient number, since it is larger than the sum of its proper divisors (46186274859).

113213323221 is a wasteful number, since it uses less digits than its factorization.

113213323221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657.

The product of its digits is 1296, while the sum is 24.

Adding to 113213323221 its reverse (122323312311), we get a palindrome (235536635532).

The spelling of 113213323221 in words is "one hundred thirteen billion, two hundred thirteen million, three hundred twenty-three thousand, two hundred twenty-one".