12004222121430 has 64 divisors (see below), whose sum is σ = 35919126978048. Its totient is φ = 2494383816960.

The previous prime is 12004222121401. The next prime is 12004222121431. The reversal of 12004222121430 is 3412122240021.

It is a self number, because there is not a number n which added to its sum of digits gives 12004222121430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004222121431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2598314167 + ... + 2598318786.

It is an arithmetic number, because the mean of its divisors is an integer number (561236359032).

Almost surely, 2^{12004222121430} is an apocalyptic number.

12004222121430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12004222121430 is an abundant number, since it is smaller than the sum of its proper divisors (23914904856618).

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

12004222121430 is a wasteful number, since it uses less digits than its factorization.

12004222121430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5196632981.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12004222121430 its reverse (3412122240021), we get a palindrome (15416344361451).

The spelling of 12004222121430 in words is "twelve trillion, four billion, two hundred twenty-two million, one hundred twenty-one thousand, four hundred thirty".