12202221221222 has 32 divisors (see below), whose sum is σ = 19322986475520. Its totient is φ = 5763112524000.

The previous prime is 12202221221213. The next prime is 12202221221321. The reversal of 12202221221222 is 22212212220221.

12202221221222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47186108 + ... + 47444000.

It is an arithmetic number, because the mean of its divisors is an integer number (603843327360).

Almost surely, 2^{12202221221222} is an apocalyptic number.

12202221221222 is a deficient number, since it is larger than the sum of its proper divisors (7120765254298).

12202221221222 is a wasteful number, since it uses less digits than its factorization.

12202221221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261548.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12202221221222 its reverse (22212212220221), we get a palindrome (34414433441443).

The spelling of 12202221221222 in words is "twelve trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".