12022220122 has 8 divisors (see below), whose sum is σ = 19672723872. Its totient is φ = 5464645500.

The previous prime is 12022220101. The next prime is 12022220141. The reversal of 12022220122 is 22102222021.

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 = 12022220096 and 12022220105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273232254 + ... + 273232297.

It is an arithmetic number, because the mean of its divisors is an integer number (2459090484).

Almost surely, 2^12022220122 is an apocalyptic number.

12022220122 is a deficient number, since it is larger than the sum of its proper divisors (7650503750).

12022220122 is a wasteful number, since it uses less digits than its factorization.

12022220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546464564.

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

Adding to 12022220122 its reverse (22102222021), we get a palindrome (34124442143).

The spelling of 12022220122 in words is "twelve billion, twenty-two million, two hundred twenty thousand, one hundred twenty-two".