12303301122 has 72 divisors (see below), whose sum is σ = 31138548012. Its totient is φ = 3500582400.

The previous prime is 12303301117. The next prime is 12303301147. The reversal of 12303301122 is 22110330321.

12303301122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11929226841 + 374074281 = 109221^2 + 19341^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12303301095 and 12303301104.

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 35 ways as a sum of consecutive naturals, for example, 183622 + ... + 241502.

Almost surely, 2^12303301122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12303301122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15569274006).

12303301122 is an abundant number, since it is smaller than the sum of its proper divisors (18835246890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12303301122 is a wasteful number, since it uses less digits than its factorization.

12303301122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58144 (or 58134 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12303301122 its reverse (22110330321), we get a palindrome (34413631443).

The spelling of 12303301122 in words is "twelve billion, three hundred three million, three hundred one thousand, one hundred twenty-two".