204120215003 has 8 divisors (see below), whose sum is σ = 205161387840. Its totient is φ = 203080601920.

The previous prime is 204120214997. The next prime is 204120215051. The reversal of 204120215003 is 300512021402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204120215003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204120215903) 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, 127088 + ... + 651453.

It is an arithmetic number, because the mean of its divisors is an integer number (25645173480).

Almost surely, 2^204120215003 is an apocalyptic number.

204120215003 is a deficient number, since it is larger than the sum of its proper divisors (1041172837).

204120215003 is a wasteful number, since it uses less digits than its factorization.

204120215003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779877.

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

Adding to 204120215003 its reverse (300512021402), we get a palindrome (504632236405).

The spelling of 204120215003 in words is "two hundred four billion, one hundred twenty million, two hundred fifteen thousand, three".