12120222022 has 16 divisors (see below), whose sum is σ = 18227099952. Its totient is φ = 6044538240.

The previous prime is 12120222019. The next prime is 12120222041. The reversal of 12120222022 is 22022202121.

It is a junction number, because it is equal to n+sod(n) for n = 12120221987 and 12120222005.

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, 2224033 + ... + 2229475.

It is an arithmetic number, because the mean of its divisors is an integer number (1139193747).

Almost surely, 2^12120222022 is an apocalyptic number.

12120222022 is a deficient number, since it is larger than the sum of its proper divisors (6106877930).

12120222022 is a wasteful number, since it uses less digits than its factorization.

12120222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8103.

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

Adding to 12120222022 its reverse (22022202121), we get a palindrome (34142424143).

The spelling of 12120222022 in words is "twelve billion, one hundred twenty million, two hundred twenty-two thousand, twenty-two".