12005065104420 has 96 divisors (see below), whose sum is σ = 35937035866368. Its totient is φ = 2983783145472.

The previous prime is 12005065104407. The next prime is 12005065104433. The reversal of 12005065104420 is 2440156050021.

It is an interprime number because it is at equal distance from previous prime (12005065104407) and next prime (12005065104433).

It is a super-2 number, since 2×12005065104420² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57029269 + ... + 57239388.

It is an arithmetic number, because the mean of its divisors is an integer number (374344123608).

Almost surely, 2^{12005065104420} is an apocalyptic number.

12005065104420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12005065104420 is an abundant number, since it is smaller than the sum of its proper divisors (23931970761948).

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

12005065104420 is a wasteful number, since it uses less digits than its factorization.

12005065104420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114268789 (or 114268787 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 12005065104420 in words is "twelve trillion, five billion, sixty-five million, one hundred four thousand, four hundred twenty".