12312210206 has 16 divisors (see below), whose sum is σ = 19195992144. Its totient is φ = 5917555584.

The previous prime is 12312210187. The next prime is 12312210233. The reversal of 12312210206 is 60201221321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996155 + ... + 1008438.

It is an arithmetic number, because the mean of its divisors is an integer number (1199749509).

Almost surely, 2^12312210206 is an apocalyptic number.

12312210206 is a deficient number, since it is larger than the sum of its proper divisors (6883781938).

12312210206 is a wasteful number, since it uses less digits than its factorization.

12312210206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004715.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12312210206 its reverse (60201221321), we get a palindrome (72513431527).

The spelling of 12312210206 in words is "twelve billion, three hundred twelve million, two hundred ten thousand, two hundred six".