12344421342020 has 24 divisors (see below), whose sum is σ = 25951866206784. Its totient is φ = 4932324462816.

The previous prime is 12344421342013. The next prime is 12344421342049. The reversal of 12344421342020 is 2024312444321.

It is a happy 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, 340236032 + ... + 340272311.

It is an arithmetic number, because the mean of its divisors is an integer number (1081327758616).

Almost surely, 2^{12344421342020} is an apocalyptic number.

12344421342020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12344421342020 is an abundant number, since it is smaller than the sum of its proper divisors (13607444864764).

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

12344421342020 is a wasteful number, since it uses less digits than its factorization.

12344421342020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680509259 (or 680509257 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 12344421342020 its reverse (2024312444321), we get a palindrome (14368733786341).

The spelling of 12344421342020 in words is "twelve trillion, three hundred forty-four billion, four hundred twenty-one million, three hundred forty-two thousand, twenty".