990010100100011 has 2 divisors, whose sum is σ = 990010100100012. Its totient is φ = 990010100100010.

The previous prime is 990010100099989. The next prime is 990010100100061. The reversal of 990010100100011 is 110001001010099.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (110001001010099) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-990010100100011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 990010100100011.

It is not a weakly prime, because it can be changed into another prime (990010100100061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495005050050005 + 495005050050006.

It is an arithmetic number, because the mean of its divisors is an integer number (495005050050006).

Almost surely, 2^{990010100100011} is an apocalyptic number.

990010100100011 is a deficient number, since it is larger than the sum of its proper divisors (1).

990010100100011 is an equidigital number, since it uses as much as digits as its factorization.

990010100100011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 990010100100011 in words is "nine hundred ninety trillion, ten billion, one hundred million, one hundred thousand, eleven".