12221200011022 has 8 divisors (see below), whose sum is σ = 18332486346816. Its totient is φ = 6110371228752.

The previous prime is 12221200011019. The next prime is 12221200011023. The reversal of 12221200011022 is 22011000212221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12221200010987 and 12221200011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221200011023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114321598 + ... + 114428449.

It is an arithmetic number, because the mean of its divisors is an integer number (2291560793352).

Almost surely, 2^{12221200011022} is an apocalyptic number.

12221200011022 is a deficient number, since it is larger than the sum of its proper divisors (6111286335794).

12221200011022 is a wasteful number, since it uses less digits than its factorization.

12221200011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228776762.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12221200011022 its reverse (22011000212221), we get a palindrome (34232200223243).

The spelling of 12221200011022 in words is "twelve trillion, two hundred twenty-one billion, two hundred million, eleven thousand, twenty-two".