204040120001313 has 16 divisors (see below), whose sum is σ = 275457603697920. Its totient is φ = 134326195741584.

The previous prime is 204040120001303. The next prime is 204040120001321. The reversal of 204040120001313 is 313100021040402.

It is not a de Polignac number, because 204040120001313 - 2¹³ = 204040119993121 is a prime.

It is a super-3 number, since 3×204040120001313³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204040120001313.

It is not an unprimeable number, because it can be changed into a prime (204040120001303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187488231 + ... + 188573372.

It is an arithmetic number, because the mean of its divisors is an integer number (17216100231120).

Almost surely, 2^{204040120001313} is an apocalyptic number.

It is an amenable number.

204040120001313 is a deficient number, since it is larger than the sum of its proper divisors (71417483696607).

204040120001313 is a wasteful number, since it uses less digits than its factorization.

204040120001313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376063868.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 204040120001313 its reverse (313100021040402), we get a palindrome (517140141041715).

The spelling of 204040120001313 in words is "two hundred four trillion, forty billion, one hundred twenty million, one thousand, three hundred thirteen".