12011200012222 has 16 divisors (see below), whose sum is σ = 18143100454752. Its totient is φ = 5963597883360.

The previous prime is 12011200012139. The next prime is 12011200012271. The reversal of 12011200012222 is 22221000211021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12011200012196 and 12011200012205.

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, 24260178 + ... + 24750325.

It is an arithmetic number, because the mean of its divisors is an integer number (1133943778422).

Almost surely, 2^{12011200012222} is an apocalyptic number.

12011200012222 is a deficient number, since it is larger than the sum of its proper divisors (6131900442530).

12011200012222 is a wasteful number, since it uses less digits than its factorization.

12011200012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49011363.

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

Adding to 12011200012222 its reverse (22221000211021), we get a palindrome (34232200223243).

The spelling of 12011200012222 in words is "twelve trillion, eleven billion, two hundred million, twelve thousand, two hundred twenty-two".