12232210122 has 48 divisors (see below), whose sum is σ = 28995980832. Its totient is φ = 3696027360.

The previous prime is 12232210103. The next prime is 12232210139. The reversal of 12232210122 is 22101223221.

12232210122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 12232210095 and 12232210104.

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, 20313 + ... + 157724.

It is an arithmetic number, because the mean of its divisors is an integer number (604082934).

Almost surely, 2^12232210122 is an apocalyptic number.

12232210122 is an abundant number, since it is smaller than the sum of its proper divisors (16763770710).

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

12232210122 is a wasteful number, since it uses less digits than its factorization.

12232210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178403 (or 178400 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12232210122 its reverse (22101223221), we get a palindrome (34333433343).

The spelling of 12232210122 in words is "twelve billion, two hundred thirty-two million, two hundred ten thousand, one hundred twenty-two".