204100134321303 has 24 divisors (see below), whose sum is σ = 321714855620496. Its totient is φ = 123657619276800.

The previous prime is 204100134321257. The next prime is 204100134321361. The reversal of 204100134321303 is 303123431001402.

It is a happy number.

204100134321303 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 0 + 0 + 1 + 34 + 321 + 303 = 666.

It is not a de Polignac number, because 204100134321303 - 2²¹ = 204100132224151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204100134321403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328286428 + ... + 328907553.

It is an arithmetic number, because the mean of its divisors is an integer number (13404785650854).

Almost surely, 2^{204100134321303} is an apocalyptic number.

204100134321303 is a deficient number, since it is larger than the sum of its proper divisors (117614721299193).

204100134321303 is a wasteful number, since it uses less digits than its factorization.

204100134321303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657197135 (or 657197132 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 204100134321303 its reverse (303123431001402), we get a palindrome (507223565322705).

The spelling of 204100134321303 in words is "two hundred four trillion, one hundred billion, one hundred thirty-four million, three hundred twenty-one thousand, three hundred three".