201111007 has 2 divisors, whose sum is σ = 201111008. Its totient is φ = 201111006.

The previous prime is 201110993. The next prime is 201111013. The reversal of 201111007 is 700111102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201111007 - 2⁷ = 201110879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201111017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555503 + 100555504.

It is an arithmetic number, because the mean of its divisors is an integer number (100555504).

Almost surely, 2^201111007 is an apocalyptic number.

201111007 is a deficient number, since it is larger than the sum of its proper divisors (1).

201111007 is an equidigital number, since it uses as much as digits as its factorization.

201111007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 13.

The square root of 201111007 is about 14181.3612534199. The cubic root of 201111007 is about 585.8844167429.

Adding to 201111007 its reverse (700111102), we get a palindrome (901222109).

The spelling of 201111007 in words is "two hundred one million, one hundred eleven thousand, seven".