1020043323 has 24 divisors (see below), whose sum is σ = 1588474160. Its totient is φ = 627030720.

The previous prime is 1020043289. The next prime is 1020043327. The reversal of 1020043323 is 3233400201.

1020043323 is a `hidden beast` number, since 10 + 200 + 433 + 23 = 666.

1020043323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1020043323 - 2⁸ = 1020043067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020043296 and 1020043305.

It is not an unprimeable number, because it can be changed into a prime (1020043327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115188 + ... + 123726.

Almost surely, 2^1020043323 is an apocalyptic number.

1020043323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1020043323 is a deficient number, since it is larger than the sum of its proper divisors (568430837).

1020043323 is a wasteful number, since it uses less digits than its factorization.

1020043323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9579 (or 9576 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1020043323 is about 31938.1170860149. The cubic root of 1020043323 is about 1006.6369609648.

Adding to 1020043323 its reverse (3233400201), we get a palindrome (4253443524).

The spelling of 1020043323 in words is "one billion, twenty million, forty-three thousand, three hundred twenty-three".