12020244343 has 8 divisors (see below), whose sum is σ = 12219637248. Its totient is φ = 11822150904.

The previous prime is 12020244293. The next prime is 12020244347. The reversal of 12020244343 is 34344202021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020244343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020244347) 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, 306205 + ... + 343222.

It is an arithmetic number, because the mean of its divisors is an integer number (1527454656).

Almost surely, 2^12020244343 is an apocalyptic number.

12020244343 is a deficient number, since it is larger than the sum of its proper divisors (199392905).

12020244343 is an equidigital number, since it uses as much as digits as its factorization.

12020244343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649733.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12020244343 its reverse (34344202021), we get a palindrome (46364446364).

The spelling of 12020244343 in words is "twelve billion, twenty million, two hundred forty-four thousand, three hundred forty-three".