12102220022 has 8 divisors (see below), whose sum is σ = 18495845856. Its totient is φ = 5936938072.

The previous prime is 12102219973. The next prime is 12102220027. The reversal of 12102220022 is 22002220121.

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 = 12102219979 and 12102220006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102220027) 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, 57085838 + ... + 57086049.

It is an arithmetic number, because the mean of its divisors is an integer number (2311980732).

Almost surely, 2^12102220022 is an apocalyptic number.

12102220022 is a deficient number, since it is larger than the sum of its proper divisors (6393625834).

12102220022 is a wasteful number, since it uses less digits than its factorization.

12102220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114171942.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12102220022 its reverse (22002220121), we get a palindrome (34104440143).

Subtracting 12102220022 from its reverse (22002220121), we obtain a palindrome (9900000099).

The spelling of 12102220022 in words is "twelve billion, one hundred two million, two hundred twenty thousand, twenty-two".