1222334165 has 32 divisors (see below), whose sum is σ = 1617084000. Its totient is φ = 881464320.

The previous prime is 1222334161. The next prime is 1222334171. The reversal of 1222334165 is 5614332221.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 1172857009 + 49477156 = 34247^2 + 7034^2 .

It is not a de Polignac number, because 1222334165 - 2² = 1222334161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222334161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 589751 + ... + 591819.

It is an arithmetic number, because the mean of its divisors is an integer number (50533875).

Almost surely, 2^1222334165 is an apocalyptic number.

It is an amenable number.

1222334165 is a deficient number, since it is larger than the sum of its proper divisors (394749835).

1222334165 is a wasteful number, since it uses less digits than its factorization.

1222334165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297.

The product of its digits is 8640, while the sum is 29.

The square root of 1222334165 is about 34961.8959011093. The cubic root of 1222334165 is about 1069.2107508478.

Adding to 1222334165 its reverse (5614332221), we get a palindrome (6836666386).

The spelling of 1222334165 in words is "one billion, two hundred twenty-two million, three hundred thirty-four thousand, one hundred sixty-five".