204120315002 has 4 divisors (see below), whose sum is σ = 306180472506. Its totient is φ = 102060157500.

The previous prime is 204120314977. The next prime is 204120315019. The reversal of 204120315002 is 200513021402.

204120315002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 203916368041 + 203946961 = 451571^2 + 14281^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51030078749 + ... + 51030078752.

Almost surely, 2^204120315002 is an apocalyptic number.

204120315002 is a deficient number, since it is larger than the sum of its proper divisors (102060157504).

204120315002 is a wasteful number, since it uses less digits than its factorization.

204120315002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102060157503.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 204120315002 its reverse (200513021402), we get a palindrome (404633336404).

The spelling of 204120315002 in words is "two hundred four billion, one hundred twenty million, three hundred fifteen thousand, two".