13222012245346 has 32 divisors (see below), whose sum is σ = 21020252437440. Its totient is φ = 6220097158464.

The previous prime is 13222012245301. The next prime is 13222012245473. The reversal of 13222012245346 is 64354221022231.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 7726996 + ... + 9281728.

It is an arithmetic number, because the mean of its divisors is an integer number (656882888670).

Almost surely, 2^{13222012245346} is an apocalyptic number.

13222012245346 is a deficient number, since it is larger than the sum of its proper divisors (7798240192094).

13222012245346 is a wasteful number, since it uses less digits than its factorization.

13222012245346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556290.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 13222012245346 its reverse (64354221022231), we get a palindrome (77576233267577).

The spelling of 13222012245346 in words is "thirteen trillion, two hundred twenty-two billion, twelve million, two hundred forty-five thousand, three hundred forty-six".