113221123310 has 32 divisors (see below), whose sum is σ = 218160259200. Its totient is φ = 42177641760.

The previous prime is 113221123289. The next prime is 113221123391. The reversal of 113221123310 is 13321122311.

It is a happy number.

It is a super-2 number, since 2×113221123310² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5038796 + ... + 5061215.

It is an arithmetic number, because the mean of its divisors is an integer number (6817508100).

Almost surely, 2^113221123310 is an apocalyptic number.

113221123310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113221123310 is a deficient number, since it is larger than the sum of its proper divisors (104939135890).

113221123310 is a wasteful number, since it uses less digits than its factorization.

113221123310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100096.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113221123310 its reverse (13321122311), we get a palindrome (126542245621).

Subtracting from 113221123310 its reverse (13321122311), we obtain a palindrome (99900000999).

The spelling of 113221123310 in words is "one hundred thirteen billion, two hundred twenty-one million, one hundred twenty-three thousand, three hundred ten".