100203322987 has 2 divisors, whose sum is σ = 100203322988. Its totient is φ = 100203322986.

The previous prime is 100203322981. The next prime is 100203323021. The reversal of 100203322987 is 789223302001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100203322987 - 2³ = 100203322979 is a prime.

It is not a weakly prime, because it can be changed into another prime (100203322981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101661493 + 50101661494.

It is an arithmetic number, because the mean of its divisors is an integer number (50101661494).

Almost surely, 2^100203322987 is an apocalyptic number.

100203322987 is a deficient number, since it is larger than the sum of its proper divisors (1).

100203322987 is an equidigital number, since it uses as much as digits as its factorization.

100203322987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

Adding to 100203322987 its reverse (789223302001), we get a palindrome (889426624988).

The spelling of 100203322987 in words is "one hundred billion, two hundred three million, three hundred twenty-two thousand, nine hundred eighty-seven".