12222201022 has 16 divisors (see below), whose sum is σ = 19530725760. Its totient is φ = 5719709592.

The previous prime is 12222200987. The next prime is 12222201029. The reversal of 12222201022 is 22010222221.

It is a junction number, because it is equal to n+sod(n) for n = 12222200987 and 12222201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222201029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1934418 + ... + 1940725.

It is an arithmetic number, because the mean of its divisors is an integer number (1220670360).

Almost surely, 2^12222201022 is an apocalyptic number.

12222201022 is a deficient number, since it is larger than the sum of its proper divisors (7308524738).

12222201022 is a wasteful number, since it uses less digits than its factorization.

12222201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875247.

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

Adding to 12222201022 its reverse (22010222221), we get a palindrome (34232423243).

The spelling of 12222201022 in words is "twelve billion, two hundred twenty-two million, two hundred one thousand, twenty-two".