12220110022 has 4 divisors (see below), whose sum is σ = 18330165036. Its totient is φ = 6110055010.

The previous prime is 12220110011. The next prime is 12220110041. The reversal of 12220110022 is 22001102221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12220109984 and 12220110011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055027504 + ... + 3055027507.

It is an arithmetic number, because the mean of its divisors is an integer number (4582541259).

Almost surely, 2^12220110022 is an apocalyptic number.

12220110022 is a deficient number, since it is larger than the sum of its proper divisors (6110055014).

12220110022 is an equidigital number, since it uses as much as digits as its factorization.

12220110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6110055013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220110022 its reverse (22001102221), we get a palindrome (34221212243).

The spelling of 12220110022 in words is "twelve billion, two hundred twenty million, one hundred ten thousand, twenty-two".