1010304121987 has 2 divisors, whose sum is σ = 1010304121988. Its totient is φ = 1010304121986.

The previous prime is 1010304121963. The next prime is 1010304122033. The reversal of 1010304121987 is 7891214030101.

It is a weak prime.

It is an emirp because it is prime and its reverse (7891214030101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010304121987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010304121187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505152060993 + 505152060994.

It is an arithmetic number, because the mean of its divisors is an integer number (505152060994).

Almost surely, 2^{1010304121987} is an apocalyptic number.

1010304121987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010304121987 is an equidigital number, since it uses as much as digits as its factorization.

1010304121987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 37.

The spelling of 1010304121987 in words is "one trillion, ten billion, three hundred four million, one hundred twenty-one thousand, nine hundred eighty-seven".