12221012002022 has 8 divisors (see below), whose sum is σ = 19128540524976. Its totient is φ = 5844831827032.

The previous prime is 12221012002007. The next prime is 12221012002033. The reversal of 12221012002022 is 22020021012221.

It is a happy number.

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, 132837086933 + ... + 132837087024.

It is an arithmetic number, because the mean of its divisors is an integer number (2391067565622).

Almost surely, 2^{12221012002022} is an apocalyptic number.

12221012002022 is a deficient number, since it is larger than the sum of its proper divisors (6907528522954).

12221012002022 is a wasteful number, since it uses less digits than its factorization.

12221012002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265674173982.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12221012002022 its reverse (22020021012221), we get a palindrome (34241033014243).

The spelling of 12221012002022 in words is "twelve trillion, two hundred twenty-one billion, twelve million, two thousand, twenty-two".