12021122302222 has 16 divisors (see below), whose sum is σ = 19845006411312. Its totient is φ = 5415791221120.

The previous prime is 12021122302169. The next prime is 12021122302261. The reversal of 12021122302222 is 22220322112021.

It is a happy number.

12021122302222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12021122302222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12021122302193 and 12021122302202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2417761453 + ... + 2417766424.

It is an arithmetic number, because the mean of its divisors is an integer number (1240312900707).

Almost surely, 2^{12021122302222} is an apocalyptic number.

12021122302222 is a deficient number, since it is larger than the sum of its proper divisors (7823884109090).

12021122302222 is a wasteful number, since it uses less digits than its factorization.

12021122302222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835528003.

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

Adding to 12021122302222 its reverse (22220322112021), we get a palindrome (34241444414243).

The spelling of 12021122302222 in words is "twelve trillion, twenty-one billion, one hundred twenty-two million, three hundred two thousand, two hundred twenty-two".