10111229 has 2 divisors, whose sum is σ = 10111230. Its totient is φ = 10111228.

The previous prime is 10111207. The next prime is 10111247. The reversal of 10111229 is 92211101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6002500 + 4108729 = 2450^2 + 2027^2 .

It is an emirp because it is prime and its reverse (92211101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10111229 - 2¹² = 10107133 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055614 + 5055615.

It is an arithmetic number, because the mean of its divisors is an integer number (5055615).

Almost surely, 2^10111229 is an apocalyptic number.

It is an amenable number.

10111229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111229 is an equidigital number, since it uses as much as digits as its factorization.

10111229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 10111229 is about 3179.8158751726. The cubic root of 10111229 is about 216.2393109533.

The spelling of 10111229 in words is "ten million, one hundred eleven thousand, two hundred twenty-nine".