1111010101099 has 4 divisors (see below), whose sum is σ = 1111035030064. Its totient is φ = 1110985172136.

The previous prime is 1111010101087. The next prime is 1111010101109. The reversal of 1111010101099 is 9901010101111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111010101099 - 2¹⁵ = 1111010068331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111010101009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12397512 + ... + 12486805.

It is an arithmetic number, because the mean of its divisors is an integer number (277758757516).

Almost surely, 2^{1111010101099} is an apocalyptic number.

1111010101099 is a deficient number, since it is larger than the sum of its proper divisors (24928965).

1111010101099 is an equidigital number, since it uses as much as digits as its factorization.

1111010101099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24928964.

The product of its (nonzero) digits is 81, while the sum is 25.

The spelling of 1111010101099 in words is "one trillion, one hundred eleven billion, ten million, one hundred one thousand, ninety-nine".