121100304 has 40 divisors (see below), whose sum is σ = 336908992. Its totient is φ = 37261440.

The previous prime is 121100269. The next prime is 121100321. The reversal of 121100304 is 403001121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 121100304.

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 7 ways as a sum of consecutive naturals, for example, 96412 + ... + 97659.

Almost surely, 2^121100304 is an apocalyptic number.

It is an amenable number.

121100304 is an abundant number, since it is smaller than the sum of its proper divisors (215808688).

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

121100304 is a wasteful number, since it uses less digits than its factorization.

121100304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194095 (or 194089 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 121100304 is about 11004.5583282565. The cubic root of 121100304 is about 494.7453766479.

Adding to 121100304 its reverse (403001121), we get a palindrome (524101425).

The spelling of 121100304 in words is "one hundred twenty-one million, one hundred thousand, three hundred four".