113220106250 has 48 divisors (see below), whose sum is σ = 224761036248. Its totient is φ = 42624000000.

The previous prime is 113220106243. The next prime is 113220106289. The reversal of 113220106250 is 52601022311.

It can be written as a sum of positive squares in 12 ways, for example, as 22461916129 + 90758190121 = 149873^2 + 301261^2 .

It is a super-2 number, since 2×113220106250² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426551 + ... + 639050.

Almost surely, 2^113220106250 is an apocalyptic number.

113220106250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113220106250 is a deficient number, since it is larger than the sum of its proper divisors (111540929998).

113220106250 is an equidigital number, since it uses as much as digits as its factorization.

113220106250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065645 (or 1065625 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 113220106250 its reverse (52601022311), we get a palindrome (165821128561).

The spelling of 113220106250 in words is "one hundred thirteen billion, two hundred twenty million, one hundred six thousand, two hundred fifty".