1303223030 has 16 divisors (see below), whose sum is σ = 2380814640. Its totient is φ = 513508512.

The previous prime is 1303223027. The next prime is 1303223039. The reversal of 1303223030 is 303223031.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303223039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971885 + ... + 973224.

It is an arithmetic number, because the mean of its divisors is an integer number (148800915).

Almost surely, 2^1303223030 is an apocalyptic number.

1303223030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1303223030 is a deficient number, since it is larger than the sum of its proper divisors (1077591610).

1303223030 is a wasteful number, since it uses less digits than its factorization.

1303223030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945183.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 1303223030 is about 36100.1804704630. The cubic root of 1303223030 is about 1092.2940853688.

Adding to 1303223030 its reverse (303223031), we get a palindrome (1606446061).

Subtracting from 1303223030 its reverse (303223031), we obtain a palindrome (999999999).

The spelling of 1303223030 in words is "one billion, three hundred three million, two hundred twenty-three thousand, thirty".