14434212121 has 8 divisors (see below), whose sum is σ = 16542195840. Its totient is φ = 12337716768.

The previous prime is 14434212119. The next prime is 14434212139. The reversal of 14434212121 is 12121243441.

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 14434212121 - 2¹ = 14434212119 is a prime.

It is a Duffinian number.

14434212121 is a modest number, since divided by 212121 gives 14434 as remainder.

It is not an unprimeable number, because it can be changed into a prime (14434212161) 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, 2869396 + ... + 2874421.

It is an arithmetic number, because the mean of its divisors is an integer number (2067774480).

Almost surely, 2^14434212121 is an apocalyptic number.

It is an amenable number.

14434212121 is a deficient number, since it is larger than the sum of its proper divisors (2107983719).

14434212121 is an equidigital number, since it uses as much as digits as its factorization.

14434212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5744183.

The product of its digits is 1536, while the sum is 25.

Adding to 14434212121 its reverse (12121243441), we get a palindrome (26555455562).

The spelling of 14434212121 in words is "fourteen billion, four hundred thirty-four million, two hundred twelve thousand, one hundred twenty-one".