10011001010999 has 2 divisors, whose sum is σ = 10011001011000. Its totient is φ = 10011001010998.

The previous prime is 10011001010963. The next prime is 10011001011001. The reversal of 10011001010999 is 99901010011001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10011001010999 - 2⁸ = 10011001010743 is a prime.

Together with 10011001011001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011001510999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005500505499 + 5005500505500.

It is an arithmetic number, because the mean of its divisors is an integer number (5005500505500).

Almost surely, 2^{10011001010999} is an apocalyptic number.

10011001010999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011001010999 is an equidigital number, since it uses as much as digits as its factorization.

10011001010999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 32.

The spelling of 10011001010999 in words is "ten trillion, eleven billion, one million, ten thousand, nine hundred ninety-nine".