1122021323 has 2 divisors, whose sum is σ = 1122021324. Its totient is φ = 1122021322.

The previous prime is 1122021319. The next prime is 1122021343. The reversal of 1122021323 is 3231202211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122021323 - 2² = 1122021319 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122021343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561010661 + 561010662.

It is an arithmetic number, because the mean of its divisors is an integer number (561010662).

Almost surely, 2^1122021323 is an apocalyptic number.

1122021323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122021323 is an equidigital number, since it uses as much as digits as its factorization.

1122021323 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 17.

The square root of 1122021323 is about 33496.5867365617. The cubic root of 1122021323 is about 1039.1231894194.

Adding to 1122021323 its reverse (3231202211), we get a palindrome (4353223534).

The spelling of 1122021323 in words is "one billion, one hundred twenty-two million, twenty-one thousand, three hundred twenty-three".