1011123323 has 16 divisors (see below), whose sum is σ = 1217280000. Its totient is φ = 820461312.

The previous prime is 1011123307. The next prime is 1011123329. The reversal of 1011123323 is 3233211101.

It is a cyclic number.

It is not a de Polignac number, because 1011123323 - 2⁴ = 1011123307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011123329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317483 + ... + 320651.

It is an arithmetic number, because the mean of its divisors is an integer number (76080000).

Almost surely, 2^1011123323 is an apocalyptic number.

1011123323 is a deficient number, since it is larger than the sum of its proper divisors (206156677).

1011123323 is a wasteful number, since it uses less digits than its factorization.

1011123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5594.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1011123323 is about 31798.1654030543. The cubic root of 1011123323 is about 1003.6941110729.

Adding to 1011123323 its reverse (3233211101), we get a palindrome (4244334424).

The spelling of 1011123323 in words is "one billion, eleven million, one hundred twenty-three thousand, three hundred twenty-three".