121343044441 has 8 divisors (see below), whose sum is σ = 123964093440. Its totient is φ = 118723632288.

The previous prime is 121343044423. The next prime is 121343044447. The reversal of 121343044441 is 144440343121.

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 121343044441 - 2⁷ = 121343044313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121343044447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258756 + ... + 556453.

It is an arithmetic number, because the mean of its divisors is an integer number (15495511680).

Almost surely, 2^121343044441 is an apocalyptic number.

It is an amenable number.

121343044441 is a deficient number, since it is larger than the sum of its proper divisors (2621048999).

121343044441 is an equidigital number, since it uses as much as digits as its factorization.

121343044441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818423.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 121343044441 its reverse (144440343121), we get a palindrome (265783387562).

The spelling of 121343044441 in words is "one hundred twenty-one billion, three hundred forty-three million, forty-four thousand, four hundred forty-one".