204306613331 has 4 divisors (see below), whose sum is σ = 215059593000. Its totient is φ = 193553633664.

The previous prime is 204306613297. The next prime is 204306613337. The reversal of 204306613331 is 133316603402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 204306613331 - 2¹⁸ = 204306351187 is a prime.

It is a super-2 number, since 2×204306613331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204306613337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5376489806 + ... + 5376489843.

It is an arithmetic number, because the mean of its divisors is an integer number (53764898250).

Almost surely, 2^204306613331 is an apocalyptic number.

204306613331 is a deficient number, since it is larger than the sum of its proper divisors (10752979669).

204306613331 is a wasteful number, since it uses less digits than its factorization.

204306613331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10752979668.

The product of its (nonzero) digits is 23328, while the sum is 32.

The spelling of 204306613331 in words is "two hundred four billion, three hundred six million, six hundred thirteen thousand, three hundred thirty-one".