12021222212302 has 32 divisors (see below), whose sum is σ = 18373328008704. Its totient is φ = 5897855040000.

The previous prime is 12021222212261. The next prime is 12021222212323. The reversal of 12021222212302 is 20321222212021.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 316737427 + ... + 316775377.

It is an arithmetic number, because the mean of its divisors is an integer number (574166500272).

Almost surely, 2^{12021222212302} is an apocalyptic number.

12021222212302 is a deficient number, since it is larger than the sum of its proper divisors (6352105796402).

12021222212302 is a wasteful number, since it uses less digits than its factorization.

12021222212302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52044.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12021222212302 its reverse (20321222212021), we get a palindrome (32342444424323).

The spelling of 12021222212302 in words is "twelve trillion, twenty-one billion, two hundred twenty-two million, two hundred twelve thousand, three hundred two".