204002441431 has 2 divisors, whose sum is σ = 204002441432. Its totient is φ = 204002441430.

The previous prime is 204002441429. The next prime is 204002441437. The reversal of 204002441431 is 134144200402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204002441431 - 2¹ = 204002441429 is a prime.

It is a super-2 number, since 2×204002441431² (a number of 23 digits) contains 22 as substring.

Together with 204002441429, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 204002441396 and 204002441405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204002441437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102001220715 + 102001220716.

It is an arithmetic number, because the mean of its divisors is an integer number (102001220716).

Almost surely, 2^204002441431 is an apocalyptic number.

204002441431 is a deficient number, since it is larger than the sum of its proper divisors (1).

204002441431 is an equidigital number, since it uses as much as digits as its factorization.

204002441431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 204002441431 its reverse (134144200402), we get a palindrome (338146641833).

The spelling of 204002441431 in words is "two hundred four billion, two million, four hundred forty-one thousand, four hundred thirty-one".