10001111099 has 32 divisors (see below), whose sum is σ = 11844403200. Its totient is φ = 8266924800.

The previous prime is 10001111093. The next prime is 10001111123. The reversal of 10001111099 is 99011110001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001111099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001111093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11588342 + ... + 11589204.

It is an arithmetic number, because the mean of its divisors is an integer number (370137600).

Almost surely, 2^10001111099 is an apocalyptic number.

10001111099 is a deficient number, since it is larger than the sum of its proper divisors (1843292101).

10001111099 is a wasteful number, since it uses less digits than its factorization.

10001111099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331.

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

The spelling of 10001111099 in words is "ten billion, one million, one hundred eleven thousand, ninety-nine".