12312231202 has 32 divisors (see below), whose sum is σ = 19405661184. Its totient is φ = 5852524800.

The previous prime is 12312231193. The next prime is 12312231203. The reversal of 12312231202 is 20213221321.

It is a self number, because there is not a number n which added to its sum of digits gives 12312231202.

It is not an unprimeable number, because it can be changed into a prime (12312231203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891127 + ... + 904837.

It is an arithmetic number, because the mean of its divisors is an integer number (606426912).

Almost surely, 2^12312231202 is an apocalyptic number.

12312231202 is a deficient number, since it is larger than the sum of its proper divisors (7093429982).

12312231202 is a wasteful number, since it uses less digits than its factorization.

12312231202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14034.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12312231202 its reverse (20213221321), we get a palindrome (32525452523).

The spelling of 12312231202 in words is "twelve billion, three hundred twelve million, two hundred thirty-one thousand, two hundred two".