204140320133331 has 4 divisors (see below), whose sum is σ = 272187093511112. Its totient is φ = 136093546755552.

The previous prime is 204140320133297. The next prime is 204140320133339. The reversal of 204140320133331 is 133331023041402.

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

It is not a de Polignac number, because 204140320133331 - 2¹⁹ = 204140319609043 is a prime.

It is a super-2 number, since 2×204140320133331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204140320133339) 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, 34023386688886 + ... + 34023386688891.

It is an arithmetic number, because the mean of its divisors is an integer number (68046773377778).

Almost surely, 2^{204140320133331} is an apocalyptic number.

204140320133331 is a deficient number, since it is larger than the sum of its proper divisors (68046773377781).

204140320133331 is an equidigital number, since it uses as much as digits as its factorization.

204140320133331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68046773377780.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 204140320133331 its reverse (133331023041402), we get a palindrome (337471343174733).

The spelling of 204140320133331 in words is "two hundred four trillion, one hundred forty billion, three hundred twenty million, one hundred thirty-three thousand, three hundred thirty-one".