1011323323 has 4 divisors (see below), whose sum is σ = 1043946688. Its totient is φ = 978699960.

The previous prime is 1011323309. The next prime is 1011323359. The reversal of 1011323323 is 3233231101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3233231101 = 73 ⋅44290837.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011323323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011323323.

It is not an unprimeable number, because it can be changed into a prime (1011323303) 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 3 ways as a sum of consecutive naturals, for example, 16311636 + ... + 16311697.

It is an arithmetic number, because the mean of its divisors is an integer number (260986672).

Almost surely, 2^1011323323 is an apocalyptic number.

1011323323 is a deficient number, since it is larger than the sum of its proper divisors (32623365).

1011323323 is an equidigital number, since it uses as much as digits as its factorization.

1011323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32623364.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1011323323 is about 31801.3100830768. The cubic root of 1011323323 is about 1003.7602835445.

Adding to 1011323323 its reverse (3233231101), we get a palindrome (4244554424).

The spelling of 1011323323 in words is "one billion, eleven million, three hundred twenty-three thousand, three hundred twenty-three".