22110229 has 2 divisors, whose sum is σ = 22110230. Its totient is φ = 22110228.

The previous prime is 22110173. The next prime is 22110239. The reversal of 22110229 is 92201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20007729 + 2102500 = 4473^2 + 1450^2 .

It is a cyclic number.

It is not a de Polignac number, because 22110229 - 2²³ = 13721621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22110239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055114 + 11055115.

It is an arithmetic number, because the mean of its divisors is an integer number (11055115).

Almost surely, 2^22110229 is an apocalyptic number.

It is an amenable number.

22110229 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110229 is an equidigital number, since it uses as much as digits as its factorization.

22110229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 22110229 is about 4702.1515288217. The cubic root of 22110229 is about 280.6711324234.

The spelling of 22110229 in words is "twenty-two million, one hundred ten thousand, two hundred twenty-nine".