110040221 has 2 divisors, whose sum is σ = 110040222. Its totient is φ = 110040220.

The previous prime is 110040209. The next prime is 110040233. The reversal of 110040221 is 122040011.

It is a balanced prime because it is at equal distance from previous prime (110040209) and next prime (110040233).

It can be written as a sum of positive squares in only one way, i.e., 110040100 + 121 = 10490^2 + 11^2 .

It is a cyclic number.

It is not a de Polignac number, because 110040221 - 2¹⁸ = 109778077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110040121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55020110 + 55020111.

It is an arithmetic number, because the mean of its divisors is an integer number (55020111).

Almost surely, 2^110040221 is an apocalyptic number.

It is an amenable number.

110040221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110040221 is an equidigital number, since it uses as much as digits as its factorization.

110040221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 110040221 is about 10490.0057673959. The cubic root of 110040221 is about 479.2003772864.

Adding to 110040221 its reverse (122040011), we get a palindrome (232080232).

The spelling of 110040221 in words is "one hundred ten million, forty thousand, two hundred twenty-one".