10011110009999 has 48 divisors (see below), whose sum is σ = 11816066336256. Its totient is φ = 8455890643200.

The previous prime is 10011110009993. The next prime is 10011110010019. The reversal of 10011110009999 is 99990001111001.

It is a happy number.

It is not a de Polignac number, because 10011110009999 - 2⁴ = 10011110009983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011110009993) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3264136064 + ... + 3264139130.

It is an arithmetic number, because the mean of its divisors is an integer number (246168048672).

Almost surely, 2^{10011110009999} is an apocalyptic number.

10011110009999 is a deficient number, since it is larger than the sum of its proper divisors (1804956326257).

10011110009999 is an equidigital number, since it uses as much as digits as its factorization.

10011110009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4956 (or 4949 counting only the distinct ones).

The product of its (nonzero) digits is 6561, while the sum is 41.

The spelling of 10011110009999 in words is "ten trillion, eleven billion, one hundred ten million, nine thousand, nine hundred ninety-nine".