12122203203 has 128 divisors (see below), whose sum is σ = 21211545600. Its totient is φ = 6769526400.

The previous prime is 12122203147. The next prime is 12122203231. The reversal of 12122203203 is 30230222121.

12122203203 is a `hidden beast` number, since 121 + 2 + 220 + 320 + 3 = 666.

It is not a de Polignac number, because 12122203203 - 2⁶ = 12122203139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12122203003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 22160976 + ... + 22161522.

It is an arithmetic number, because the mean of its divisors is an integer number (165715200).

Almost surely, 2^12122203203 is an apocalyptic number.

12122203203 is a deficient number, since it is larger than the sum of its proper divisors (9089342397).

12122203203 is a wasteful number, since it uses less digits than its factorization.

12122203203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12122203203 its reverse (30230222121), we get a palindrome (42352425324).

The spelling of 12122203203 in words is "twelve billion, one hundred twenty-two million, two hundred three thousand, two hundred three".