121002304 has 28 divisors (see below), whose sum is σ = 241744500. Its totient is φ = 60090368.

The previous prime is 121002293. The next prime is 121002337. The reversal of 121002304 is 403200121.

It can be written as a sum of positive squares in 2 ways, for example, as 13838400 + 107163904 = 3720^2 + 10352^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3192 + ... + 15880.

Almost surely, 2^121002304 is an apocalyptic number.

It is an amenable number.

121002304 is a deficient number, since it is larger than the sum of its proper divisors (120742196).

121002304 is a wasteful number, since it uses less digits than its factorization.

121002304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12850 (or 12840 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 121002304 is about 11000.1047267742. The cubic root of 121002304 is about 494.6118836398.

Adding to 121002304 its reverse (403200121), we get a palindrome (524202425).

It can be divided in two parts, 12100 and 2304, that multiplied together give a square (27878400 = 5280²).

The spelling of 121002304 in words is "one hundred twenty-one million, two thousand, three hundred four".