9100100999987 has 2 divisors, whose sum is σ = 9100100999988. Its totient is φ = 9100100999986.

The previous prime is 9100100999981. The next prime is 9100101000017. The reversal of 9100100999987 is 7899990010019.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9100100999987 is a prime.

It is not a weakly prime, because it can be changed into another prime (9100100999981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4550050499993 + 4550050499994.

It is an arithmetic number, because the mean of its divisors is an integer number (4550050499994).

Almost surely, 2^{9100100999987} is an apocalyptic number.

9100100999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

9100100999987 is an equidigital number, since it uses as much as digits as its factorization.

9100100999987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 62.

The spelling of 9100100999987 in words is "nine trillion, one hundred billion, one hundred million, nine hundred ninety-nine thousand, nine hundred eighty-seven".