1303321116 has 24 divisors (see below), whose sum is σ = 3219970320. Its totient is φ = 408884992.

The previous prime is 1303321111. The next prime is 1303321121. The reversal of 1303321116 is 6111233031.

1303321116 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1303321111) and next prime (1303321121).

It is a super-3 number, since 3×1303321116³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1303321092 and 1303321101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303321111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3194211 + ... + 3194618.

It is an arithmetic number, because the mean of its divisors is an integer number (134165430).

Almost surely, 2^1303321116 is an apocalyptic number.

It is an amenable number.

1303321116 is an abundant number, since it is smaller than the sum of its proper divisors (1916649204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1303321116 is a wasteful number, since it uses less digits than its factorization.

1303321116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6388853 (or 6388851 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 1303321116 is about 36101.5389699664. The cubic root of 1303321116 is about 1092.3214882174.

Adding to 1303321116 its reverse (6111233031), we get a palindrome (7414554147).

The spelling of 1303321116 in words is "one billion, three hundred three million, three hundred twenty-one thousand, one hundred sixteen".