121424024200441 has 4 divisors (see below), whose sum is σ = 121426629856884. Its totient is φ = 121421418544000.

The previous prime is 121424024200417. The next prime is 121424024200463. The reversal of 121424024200441 is 144002420424121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17688576996841 + 103735447203600 = 4205779^2 + 10185060^2 .

It is a cyclic number.

It is not a de Polignac number, because 121424024200441 - 2⁷ = 121424024200313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121424024290441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302758320 + ... + 1302851521.

It is an arithmetic number, because the mean of its divisors is an integer number (30356657464221).

Almost surely, 2^{121424024200441} is an apocalyptic number.

It is an amenable number.

121424024200441 is a deficient number, since it is larger than the sum of its proper divisors (2605656443).

121424024200441 is an equidigital number, since it uses as much as digits as its factorization.

121424024200441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605656442.

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 121424024200441 its reverse (144002420424121), we get a palindrome (265426444624562).

The spelling of 121424024200441 in words is "one hundred twenty-one trillion, four hundred twenty-four billion, twenty-four million, two hundred thousand, four hundred forty-one".