12241300643 has 16 divisors (see below), whose sum is σ = 14443150176. Its totient is φ = 10228304640.

The previous prime is 12241300573. The next prime is 12241300651. The reversal of 12241300643 is 34600314221.

It is a cyclic number.

It is not a de Polignac number, because 12241300643 - 2²² = 12237106339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12241300663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150380 + ... + 217017.

It is an arithmetic number, because the mean of its divisors is an integer number (902696886).

Almost surely, 2^12241300643 is an apocalyptic number.

12241300643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12241300643 is a deficient number, since it is larger than the sum of its proper divisors (2201849533).

12241300643 is a wasteful number, since it uses less digits than its factorization.

12241300643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367654.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 12241300643 its reverse (34600314221), we get a palindrome (46841614864).

The spelling of 12241300643 in words is "twelve billion, two hundred forty-one million, three hundred thousand, six hundred forty-three".