12203312330 has 32 divisors (see below), whose sum is σ = 24320537280. Its totient is φ = 4371333120.

The previous prime is 12203312293. The next prime is 12203312357. The reversal of 12203312330 is 3321330221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 820535 + ... + 835274.

It is an arithmetic number, because the mean of its divisors is an integer number (760016790).

Almost surely, 2^12203312330 is an apocalyptic number.

12203312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12203312330 is a deficient number, since it is larger than the sum of its proper divisors (12117224950).

12203312330 is a wasteful number, since it uses less digits than its factorization.

12203312330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655894.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12203312330 its reverse (3321330221), we get a palindrome (15524642551).

The spelling of 12203312330 in words is "twelve billion, two hundred three million, three hundred twelve thousand, three hundred thirty".