110012209 has 2 divisors, whose sum is σ = 110012210. Its totient is φ = 110012208.

The previous prime is 110012183. The next prime is 110012269. The reversal of 110012209 is 902210011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66781584 + 43230625 = 8172^2 + 6575^2 .

It is a cyclic number.

It is not a de Polignac number, because 110012209 - 2⁷ = 110012081 is a prime.

It is a super-2 number, since 2×110012209² = 24205372258119362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110012192 and 110012201.

It is not a weakly prime, because it can be changed into another prime (110012269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55006104 + 55006105.

It is an arithmetic number, because the mean of its divisors is an integer number (55006105).

Almost surely, 2^110012209 is an apocalyptic number.

It is an amenable number.

110012209 is a deficient number, since it is larger than the sum of its proper divisors (1).

110012209 is an equidigital number, since it uses as much as digits as its factorization.

110012209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 110012209 is about 10488.6705067897. The cubic root of 110012209 is about 479.1597118520.

The spelling of 110012209 in words is "one hundred ten million, twelve thousand, two hundred nine".