222044101 has 2 divisors, whose sum is σ = 222044102. Its totient is φ = 222044100.

The previous prime is 222044071. The next prime is 222044111. The reversal of 222044101 is 101440222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217592001 + 4452100 = 14751^2 + 2110^2 .

It is a cyclic number.

It is not a de Polignac number, because 222044101 - 2¹⁹ = 221519813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222044111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111022050 + 111022051.

It is an arithmetic number, because the mean of its divisors is an integer number (111022051).

Almost surely, 2^222044101 is an apocalyptic number.

It is an amenable number.

222044101 is a deficient number, since it is larger than the sum of its proper divisors (1).

222044101 is an equidigital number, since it uses as much as digits as its factorization.

222044101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 222044101 is about 14901.1442849199. The cubic root of 222044101 is about 605.5449871486.

Adding to 222044101 its reverse (101440222), we get a palindrome (323484323).

The spelling of 222044101 in words is "two hundred twenty-two million, forty-four thousand, one hundred one".