12002110324220 has 24 divisors (see below), whose sum is σ = 26687045309904. Its totient is φ = 4518441533696.

The previous prime is 12002110324219. The next prime is 12002110324223. The reversal of 12002110324220 is 2242301120021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12002110324192 and 12002110324201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002110324223) 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, 17650161902 + ... + 17650162581.

It is an arithmetic number, because the mean of its divisors is an integer number (1111960221246).

Almost surely, 2^{12002110324220} is an apocalyptic number.

12002110324220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002110324220 is an abundant number, since it is smaller than the sum of its proper divisors (14684934985684).

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

12002110324220 is a wasteful number, since it uses less digits than its factorization.

12002110324220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35300324509 (or 35300324507 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12002110324220 its reverse (2242301120021), we get a palindrome (14244411444241).

The spelling of 12002110324220 in words is "twelve trillion, two billion, one hundred ten million, three hundred twenty-four thousand, two hundred twenty".