121040423003 has 8 divisors (see below), whose sum is σ = 123909395520. Its totient is φ = 118183685760.

The previous prime is 121040422991. The next prime is 121040423029. The reversal of 121040423003 is 300324040121.

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 121040423003 - 2³⁰ = 119966681179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121040423033) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3038798 + ... + 3078371.

It is an arithmetic number, because the mean of its divisors is an integer number (15488674440).

Almost surely, 2^121040423003 is an apocalyptic number.

121040423003 is a deficient number, since it is larger than the sum of its proper divisors (2868972517).

121040423003 is an equidigital number, since it uses as much as digits as its factorization.

121040423003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117637.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 121040423003 its reverse (300324040121), we get a palindrome (421364463124).

The spelling of 121040423003 in words is "one hundred twenty-one billion, forty million, four hundred twenty-three thousand, three".