12001103000220 has 24 divisors (see below), whose sum is σ = 33603088400784. Its totient is φ = 3200294133376.

The previous prime is 12001103000213. The next prime is 12001103000251. The reversal of 12001103000220 is 2200030110021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12001103000196 and 12001103000205.

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, 100009191609 + ... + 100009191728.

It is an arithmetic number, because the mean of its divisors is an integer number (1400128683366).

Almost surely, 2^{12001103000220} is an apocalyptic number.

12001103000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12001103000220 is an abundant number, since it is smaller than the sum of its proper divisors (21601985400564).

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

12001103000220 is a wasteful number, since it uses less digits than its factorization.

12001103000220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200018383349 (or 200018383347 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12001103000220 its reverse (2200030110021), we get a palindrome (14201133110241).

The spelling of 12001103000220 in words is "twelve trillion, one billion, one hundred three million, two hundred twenty", and thus it is an aban number.