12213460406 has 12 divisors (see below), whose sum is σ = 21311242308. Its totient is φ = 5234340132.

The previous prime is 12213460393. The next prime is 12213460459. The reversal of 12213460406 is 60406431221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62313476 + ... + 62313671.

It is an arithmetic number, because the mean of its divisors is an integer number (1775936859).

Almost surely, 2^12213460406 is an apocalyptic number.

12213460406 is a deficient number, since it is larger than the sum of its proper divisors (9097781902).

12213460406 is a wasteful number, since it uses less digits than its factorization.

12213460406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124627163 (or 124627156 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 12213460406 its reverse (60406431221), we get a palindrome (72619891627).

The spelling of 12213460406 in words is "twelve billion, two hundred thirteen million, four hundred sixty thousand, four hundred six".