1020320330 has 16 divisors (see below), whose sum is σ = 1933238880. Its totient is φ = 386647632.

The previous prime is 1020320317. The next prime is 1020320341. The reversal of 1020320330 is 330230201.

1020320330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1020320330² = 2082107151622617800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2684864 + ... + 2685243.

It is an arithmetic number, because the mean of its divisors is an integer number (120827430).

Almost surely, 2^1020320330 is an apocalyptic number.

1020320330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020320330 is a deficient number, since it is larger than the sum of its proper divisors (912918550).

1020320330 is a wasteful number, since it uses less digits than its factorization.

1020320330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5370133.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1020320330 is about 31942.4534123476. The cubic root of 1020320330 is about 1006.7280748226.

Adding to 1020320330 its reverse (330230201), we get a palindrome (1350550531).

The spelling of 1020320330 in words is "one billion, twenty million, three hundred twenty thousand, three hundred thirty".