202104401287 has 2 divisors, whose sum is σ = 202104401288. Its totient is φ = 202104401286.

The previous prime is 202104401249. The next prime is 202104401297. The reversal of 202104401287 is 782104401202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202104401287 - 2³⁵ = 167744662919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202104401237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101052200643 + 101052200644.

It is an arithmetic number, because the mean of its divisors is an integer number (101052200644).

Almost surely, 2^202104401287 is an apocalyptic number.

202104401287 is a deficient number, since it is larger than the sum of its proper divisors (1).

202104401287 is an equidigital number, since it uses as much as digits as its factorization.

202104401287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 31.

Adding to 202104401287 its reverse (782104401202), we get a palindrome (984208802489).

The spelling of 202104401287 in words is "two hundred two billion, one hundred four million, four hundred one thousand, two hundred eighty-seven".