1001122323 has 4 divisors (see below), whose sum is σ = 1334829768. Its totient is φ = 667414880.

The previous prime is 1001122313. The next prime is 1001122327. The reversal of 1001122323 is 3232211001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1001122323 - 2⁹ = 1001121811 is a prime.

It is a super-3 number, since 3×1001122323³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001122327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166853718 + ... + 166853723.

It is an arithmetic number, because the mean of its divisors is an integer number (333707442).

Almost surely, 2^1001122323 is an apocalyptic number.

1001122323 is a deficient number, since it is larger than the sum of its proper divisors (333707445).

1001122323 is an equidigital number, since it uses as much as digits as its factorization.

1001122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333707444.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1001122323 is about 31640.5171101864. The cubic root of 1001122323 is about 1000.3739677973.

Adding to 1001122323 its reverse (3232211001), we get a palindrome (4233333324).

The spelling of 1001122323 in words is "one billion, one million, one hundred twenty-two thousand, three hundred twenty-three".