113210330221 has 4 divisors (see below), whose sum is σ = 114101750272. Its totient is φ = 112318910172.

The previous prime is 113210330171. The next prime is 113210330231. The reversal of 113210330221 is 122033012311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113210330221 - 2⁹ = 113210329709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113210330231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445709835 + ... + 445710088.

It is an arithmetic number, because the mean of its divisors is an integer number (28525437568).

Almost surely, 2^113210330221 is an apocalyptic number.

It is an amenable number.

113210330221 is a deficient number, since it is larger than the sum of its proper divisors (891420051).

113210330221 is an equidigital number, since it uses as much as digits as its factorization.

113210330221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891420050.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113210330221 its reverse (122033012311), we get a palindrome (235243342532).

The spelling of 113210330221 in words is "one hundred thirteen billion, two hundred ten million, three hundred thirty thousand, two hundred twenty-one".