1111110111099 has 32 divisors (see below), whose sum is σ = 1666615087680. Its totient is φ = 740649420000.

The previous prime is 1111110111079. The next prime is 1111110111103. The reversal of 1111110111099 is 9901110111111.

It is a de Polignac number, because none of the positive numbers 2^k-1111110111099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1111110111079) 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, 21137349 + ... + 21189849.

It is an arithmetic number, because the mean of its divisors is an integer number (52081721490).

Almost surely, 2^{1111110111099} is an apocalyptic number.

1111110111099 is a deficient number, since it is larger than the sum of its proper divisors (555504976581).

1111110111099 is an frugal number, since it uses more digits than its factorization.

1111110111099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62199 (or 62181 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 27.

The spelling of 1111110111099 in words is "one trillion, one hundred eleven billion, one hundred ten million, one hundred eleven thousand, ninety-nine".