12211120110120 has 32 divisors (see below), whose sum is σ = 36633360330720. Its totient is φ = 3256298696000.

The previous prime is 12211120110089. The next prime is 12211120110121. The reversal of 12211120110120 is 2101102111221.

It is a happy number.

It is a super-2 number, since 2×12211120110120² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12211120110120.

It is not an unprimeable number, because it can be changed into a prime (12211120110121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50879667006 + ... + 50879667245.

It is an arithmetic number, because the mean of its divisors is an integer number (1144792510335).

Almost surely, 2^{12211120110120} is an apocalyptic number.

12211120110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12211120110120 is an abundant number, since it is smaller than the sum of its proper divisors (24422240220600).

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

12211120110120 is a wasteful number, since it uses less digits than its factorization.

12211120110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101759334265 (or 101759334261 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12211120110120 its reverse (2101102111221), we get a palindrome (14312222221341).

The spelling of 12211120110120 in words is "twelve trillion, two hundred eleven billion, one hundred twenty million, one hundred ten thousand, one hundred twenty".