12202221022 has 8 divisors (see below), whose sum is σ = 18325573776. Its totient is φ = 6093696432.

The previous prime is 12202221011. The next prime is 12202221029. The reversal of 12202221022 is 22012220221.

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 = 12202220987 and 12202221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202221029) 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, 3704983 + ... + 3708274.

It is an arithmetic number, because the mean of its divisors is an integer number (2290696722).

Almost surely, 2^12202221022 is an apocalyptic number.

12202221022 is a deficient number, since it is larger than the sum of its proper divisors (6123352754).

12202221022 is an equidigital number, since it uses as much as digits as its factorization.

12202221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414082.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12202221022 its reverse (22012220221), we get a palindrome (34214441243).

The spelling of 12202221022 in words is "twelve billion, two hundred two million, two hundred twenty-one thousand, twenty-two".