121002044204 has 24 divisors (see below), whose sum is σ = 217146209280. Its totient is φ = 58966349904.

The previous prime is 121002044201. The next prime is 121002044227. The reversal of 121002044204 is 402440200121.

It is not an unprimeable number, because it can be changed into a prime (121002044201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680084 + ... + 839355.

It is an arithmetic number, because the mean of its divisors is an integer number (9047758720).

Almost surely, 2^121002044204 is an apocalyptic number.

It is an amenable number.

121002044204 is a deficient number, since it is larger than the sum of its proper divisors (96144165076).

121002044204 is a wasteful number, since it uses less digits than its factorization.

121002044204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519949 (or 1519947 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 121002044204 its reverse (402440200121), we get a palindrome (523442244325).

The spelling of 121002044204 in words is "one hundred twenty-one billion, two million, forty-four thousand, two hundred four".