1109102011 has 2 divisors, whose sum is σ = 1109102012. Its totient is φ = 1109102010.

The previous prime is 1109101993. The next prime is 1109102017. The reversal of 1109102011 is 1102019011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1109102011 - 2²⁵ = 1075547579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1109102017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554551005 + 554551006.

It is an arithmetic number, because the mean of its divisors is an integer number (554551006).

Almost surely, 2^1109102011 is an apocalyptic number.

1109102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109102011 is an equidigital number, since it uses as much as digits as its factorization.

1109102011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 16.

The square root of 1109102011 is about 33303.1831962051. The cubic root of 1109102011 is about 1035.1195178868.

The spelling of 1109102011 in words is "one billion, one hundred nine million, one hundred two thousand, eleven".