12545332222 has 8 divisors (see below), whose sum is σ = 18858819672. Its totient is φ = 6259059000.

The previous prime is 12545332199. The next prime is 12545332243. The reversal of 12545332222 is 22223354521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6802404 + ... + 6804247.

It is an arithmetic number, because the mean of its divisors is an integer number (2357352459).

Almost surely, 2^12545332222 is an apocalyptic number.

12545332222 is a deficient number, since it is larger than the sum of its proper divisors (6313487450).

12545332222 is a wasteful number, since it uses less digits than its factorization.

12545332222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13607114.

The product of its digits is 28800, while the sum is 31.

Adding to 12545332222 its reverse (22223354521), we get a palindrome (34768686743).

The spelling of 12545332222 in words is "twelve billion, five hundred forty-five million, three hundred thirty-two thousand, two hundred twenty-two".