12021103220118 has 8 divisors (see below), whose sum is σ = 24042206440248. Its totient is φ = 4007034406704.

The previous prime is 12021103220117. The next prime is 12021103220131. The reversal of 12021103220118 is 81102230112021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12021103220118 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021103220117) 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, 1001758601671 + ... + 1001758601682.

It is an arithmetic number, because the mean of its divisors is an integer number (3005275805031).

Almost surely, 2^{12021103220118} is an apocalyptic number.

12021103220118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12021103220118 is a wasteful number, since it uses less digits than its factorization.

12021103220118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003517203358.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 12021103220118 its reverse (81102230112021), we get a palindrome (93123333332139).

The spelling of 12021103220118 in words is "twelve trillion, twenty-one billion, one hundred three million, two hundred twenty thousand, one hundred eighteen".