1001222323 has 2 divisors, whose sum is σ = 1001222324. Its totient is φ = 1001222322.

The previous prime is 1001222297. The next prime is 1001222351. The reversal of 1001222323 is 3232221001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001222323 - 2⁹ = 1001221811 is a prime.

It is a super-2 number, since 2×1001222323² = 2004892280147032658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001222297 and 1001222306.

It is not a weakly prime, because it can be changed into another prime (1001222353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500611161 + 500611162.

It is an arithmetic number, because the mean of its divisors is an integer number (500611162).

Almost surely, 2^1001222323 is an apocalyptic number.

1001222323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001222323 is an equidigital number, since it uses as much as digits as its factorization.

1001222323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1001222323 is about 31642.0973230284. The cubic root of 1001222323 is about 1000.4072751045.

Adding to 1001222323 its reverse (3232221001), we get a palindrome (4233443324).

The spelling of 1001222323 in words is "one billion, one million, two hundred twenty-two thousand, three hundred twenty-three".