204103204104 has 32 divisors (see below), whose sum is σ = 511118514720. Its totient is φ = 67919667456.

The previous prime is 204103204091. The next prime is 204103204117. The reversal of 204103204104 is 401402301402.

It is an interprime number because it is at equal distance from previous prime (204103204091) and next prime (204103204117).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7156342 + ... + 7184805.

It is an arithmetic number, because the mean of its divisors is an integer number (15972453585).

Almost surely, 2^204103204104 is an apocalyptic number.

204103204104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204103204104 is an abundant number, since it is smaller than the sum of its proper divisors (307015310616).

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

204103204104 is a wasteful number, since it uses less digits than its factorization.

204103204104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14341749 (or 14341745 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 204103204104 its reverse (401402301402), we get a palindrome (605505505506).

The spelling of 204103204104 in words is "two hundred four billion, one hundred three million, two hundred four thousand, one hundred four".