121332004 has 12 divisors (see below), whose sum is σ = 216849024. Its totient is φ = 59375144.

The previous prime is 121331983. The next prime is 121332011. The reversal of 121332004 is 400233121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322504 + ... + 322879.

It is an arithmetic number, because the mean of its divisors is an integer number (18070752).

Almost surely, 2^121332004 is an apocalyptic number.

It is an amenable number.

121332004 is a deficient number, since it is larger than the sum of its proper divisors (95517020).

121332004 is a wasteful number, since it uses less digits than its factorization.

121332004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645434 (or 645432 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 121332004 is about 11015.0807532219. The cubic root of 121332004 is about 495.0607060874.

Adding to 121332004 its reverse (400233121), we get a palindrome (521565125).

The spelling of 121332004 in words is "one hundred twenty-one million, three hundred thirty-two thousand, four".