121344443411 has 8 divisors (see below), whose sum is σ = 124308870000. Its totient is φ = 118380245760.

The previous prime is 121344443393. The next prime is 121344443447. The reversal of 121344443411 is 114344443121.

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-121344443411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121344443471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581995 + ... + 1656923.

It is an arithmetic number, because the mean of its divisors is an integer number (15538608750).

Almost surely, 2^121344443411 is an apocalyptic number.

121344443411 is a deficient number, since it is larger than the sum of its proper divisors (2964426589).

121344443411 is an equidigital number, since it uses as much as digits as its factorization.

121344443411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114469.

The product of its digits is 18432, while the sum is 32.

Adding to 121344443411 its reverse (114344443121), we get a palindrome (235688886532).

The spelling of 121344443411 in words is "one hundred twenty-one billion, three hundred forty-four million, four hundred forty-three thousand, four hundred eleven".