121304422003 has 16 divisors (see below), whose sum is σ = 125987337216. Its totient is φ = 116719583040.

The previous prime is 121304421991. The next prime is 121304422007. The reversal of 121304422003 is 300224403121.

It is a cyclic number.

It is not a de Polignac number, because 121304422003 - 2¹⁷ = 121304290931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121304422007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1010200 + ... + 1123882.

It is an arithmetic number, because the mean of its divisors is an integer number (7874208576).

Almost surely, 2^121304422003 is an apocalyptic number.

121304422003 is a deficient number, since it is larger than the sum of its proper divisors (4682915213).

121304422003 is a wasteful number, since it uses less digits than its factorization.

121304422003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114114.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 121304422003 its reverse (300224403121), we get a palindrome (421528825124).

The spelling of 121304422003 in words is "one hundred twenty-one billion, three hundred four million, four hundred twenty-two thousand, three".