12301434221 has 16 divisors (see below), whose sum is σ = 12882240000. Its totient is φ = 11734504320.

The previous prime is 12301434217. The next prime is 12301434239. The reversal of 12301434221 is 12243410321.

It is a cyclic number.

It is not a de Polignac number, because 12301434221 - 2² = 12301434217 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 (12301434121) 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, 2458280 + ... + 2463278.

It is an arithmetic number, because the mean of its divisors is an integer number (805140000).

Almost surely, 2^12301434221 is an apocalyptic number.

It is an amenable number.

12301434221 is a deficient number, since it is larger than the sum of its proper divisors (580805779).

12301434221 is a wasteful number, since it uses less digits than its factorization.

12301434221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12301434221 its reverse (12243410321), we get a palindrome (24544844542).

The spelling of 12301434221 in words is "twelve billion, three hundred one million, four hundred thirty-four thousand, two hundred twenty-one".