1323302130 has 64 divisors (see below), whose sum is σ = 3565255680. Its totient is φ = 349235712.

The previous prime is 1323302129. The next prime is 1323302137. The reversal of 1323302130 is 312033231.

It is a super-2 number, since 2×1323302130² = 3502257054525073800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1323302137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 927 + ... + 51453.

It is an arithmetic number, because the mean of its divisors is an integer number (55707120).

Almost surely, 2^1323302130 is an apocalyptic number.

1323302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323302130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782627840).

1323302130 is an abundant number, since it is smaller than the sum of its proper divisors (2241953550).

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

1323302130 is a wasteful number, since it uses less digits than its factorization.

1323302130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50640 (or 50634 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1323302130 is about 36377.2199322598. The cubic root of 1323302130 is about 1097.8752732401.

Adding to 1323302130 its reverse (312033231), we get a palindrome (1635335361).

The spelling of 1323302130 in words is "one billion, three hundred twenty-three million, three hundred two thousand, one hundred thirty".