110004002221 has 2 divisors, whose sum is σ = 110004002222. Its totient is φ = 110004002220.

The previous prime is 110004002201. The next prime is 110004002243. The reversal of 110004002221 is 122200400011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108316024996 + 1687977225 = 329114^2 + 41085^2 .

It is a cyclic number.

It is not a de Polignac number, because 110004002221 - 2⁵ = 110004002189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110004002201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55002001110 + 55002001111.

It is an arithmetic number, because the mean of its divisors is an integer number (55002001111).

Almost surely, 2^110004002221 is an apocalyptic number.

It is an amenable number.

110004002221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110004002221 is an equidigital number, since it uses as much as digits as its factorization.

110004002221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 110004002221 its reverse (122200400011), we get a palindrome (232204402232).

The spelling of 110004002221 in words is "one hundred ten billion, four million, two thousand, two hundred twenty-one".