12003110122020 has 96 divisors (see below), whose sum is σ = 33712952232960. Its totient is φ = 3190916507520.

The previous prime is 12003110121931. The next prime is 12003110122037. The reversal of 12003110122020 is 2022101130021.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25219411 + ... + 25690949.

It is an arithmetic number, because the mean of its divisors is an integer number (351176585760).

Almost surely, 2^{12003110122020} is an apocalyptic number.

12003110122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003110122020 is an abundant number, since it is smaller than the sum of its proper divisors (21709842110940).

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

12003110122020 is a wasteful number, since it uses less digits than its factorization.

12003110122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472865 (or 472863 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12003110122020 its reverse (2022101130021), we get a palindrome (14025211252041).

The spelling of 12003110122020 in words is "twelve trillion, three billion, one hundred ten million, one hundred twenty-two thousand, twenty".