10111011009999 has 8 divisors (see below), whose sum is σ = 13481970881280. Its totient is φ = 6740362572696.

The previous prime is 10111011009989. The next prime is 10111011010049. The reversal of 10111011009999 is 99990011011101.

10111011009999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10111011009999 - 2²⁴ = 10110994232783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10111011009999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111011009989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77782729 + ... + 77912610.

It is an arithmetic number, because the mean of its divisors is an integer number (1685246360160).

Almost surely, 2^{10111011009999} is an apocalyptic number.

10111011009999 is a deficient number, since it is larger than the sum of its proper divisors (3370959871281).

10111011009999 is a wasteful number, since it uses less digits than its factorization.

10111011009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155716989.

The product of its (nonzero) digits is 6561, while the sum is 42.

The spelling of 10111011009999 in words is "ten trillion, one hundred eleven billion, eleven million, nine thousand, nine hundred ninety-nine".