204401424131 has 2 divisors, whose sum is σ = 204401424132. Its totient is φ = 204401424130.

The previous prime is 204401424127. The next prime is 204401424151. The reversal of 204401424131 is 131424104402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204401424131 - 2² = 204401424127 is a prime.

It is a super-2 number, since 2×204401424131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204401424131.

It is not a weakly prime, because it can be changed into another prime (204401424151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102200712065 + 102200712066.

It is an arithmetic number, because the mean of its divisors is an integer number (102200712066).

Almost surely, 2^204401424131 is an apocalyptic number.

204401424131 is a deficient number, since it is larger than the sum of its proper divisors (1).

204401424131 is an equidigital number, since it uses as much as digits as its factorization.

204401424131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 204401424131 its reverse (131424104402), we get a palindrome (335825528533).

The spelling of 204401424131 in words is "two hundred four billion, four hundred one million, four hundred twenty-four thousand, one hundred thirty-one".