12141244121 has 8 divisors (see below), whose sum is σ = 12734693760. Its totient is φ = 11561758128.

The previous prime is 12141244061. The next prime is 12141244151. The reversal of 12141244121 is 12144214121.

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

It is a cyclic number.

It is not a de Polignac number, because 12141244121 - 2²² = 12137049817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12141244151) 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, 3489131 + ... + 3492608.

It is an arithmetic number, because the mean of its divisors is an integer number (1591836720).

Almost surely, 2^12141244121 is an apocalyptic number.

It is an amenable number.

12141244121 is a deficient number, since it is larger than the sum of its proper divisors (593449639).

12141244121 is an equidigital number, since it uses as much as digits as its factorization.

12141244121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6981823.

The product of its digits is 512, while the sum is 23.

Adding to 12141244121 its reverse (12144214121), we get a palindrome (24285458242).

The spelling of 12141244121 in words is "twelve billion, one hundred forty-one million, two hundred forty-four thousand, one hundred twenty-one".