121504322004 has 48 divisors (see below), whose sum is σ = 321387958080. Its totient is φ = 35418263040.

The previous prime is 121504321997. The next prime is 121504322077. The reversal of 121504322004 is 400223405121.

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 15 ways as a sum of consecutive naturals, for example, 20493717 + ... + 20499644.

It is an arithmetic number, because the mean of its divisors is an integer number (6695582460).

Almost surely, 2^121504322004 is an apocalyptic number.

It is an amenable number.

121504322004 is an abundant number, since it is smaller than the sum of its proper divisors (199883636076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121504322004 is a wasteful number, since it uses less digits than its factorization.

121504322004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40993400 (or 40993398 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 121504322004 its reverse (400223405121), we get a palindrome (521727727125).

The spelling of 121504322004 in words is "one hundred twenty-one billion, five hundred four million, three hundred twenty-two thousand, four".