121224041404 has 12 divisors (see below), whose sum is σ = 212484794200. Its totient is φ = 60514100208.

The previous prime is 121224041383. The next prime is 121224041413. The reversal of 121224041404 is 404140422121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24477339 + ... + 24482290.

Almost surely, 2^121224041404 is an apocalyptic number.

It is an amenable number.

121224041404 is a deficient number, since it is larger than the sum of its proper divisors (91260752796).

121224041404 is a wasteful number, since it uses less digits than its factorization.

121224041404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48960252 (or 48960250 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 121224041404 its reverse (404140422121), we get a palindrome (525364463525).

The spelling of 121224041404 in words is "one hundred twenty-one billion, two hundred twenty-four million, forty-one thousand, four hundred four".