110000111009 has 2 divisors, whose sum is σ = 110000111010. Its totient is φ = 110000111008.

The previous prime is 110000110991. The next prime is 110000111021. The reversal of 110000111009 is 900111000011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57949969984 + 52050141025 = 240728^2 + 228145^2 .

It is a cyclic number.

It is not a de Polignac number, because 110000111009 - 2²⁴ = 109983333793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110000110984 and 110000111002.

It is not a weakly prime, because it can be changed into another prime (110000111609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000055504 + 55000055505.

It is an arithmetic number, because the mean of its divisors is an integer number (55000055505).

Almost surely, 2^110000111009 is an apocalyptic number.

It is an amenable number.

110000111009 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000111009 is an equidigital number, since it uses as much as digits as its factorization.

110000111009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 110000111009 in words is "one hundred ten billion, one hundred eleven thousand, nine".