303023132130 has 128 divisors (see below), whose sum is σ = 758358961920. Its totient is φ = 77445365760.

The previous prime is 303023132129. The next prime is 303023132161. The reversal of 303023132130 is 31231320303.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 303023132097 and 303023132106.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11074306 + ... + 11101634.

It is an arithmetic number, because the mean of its divisors is an integer number (5924679390).

Almost surely, 2^303023132130 is an apocalyptic number.

303023132130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 303023132130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379179480960).

303023132130 is an abundant number, since it is smaller than the sum of its proper divisors (455335829790).

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

303023132130 is a wasteful number, since it uses less digits than its factorization.

303023132130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27556.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 303023132130 its reverse (31231320303), we get a palindrome (334254452433).

The spelling of 303023132130 in words is "three hundred three billion, twenty-three million, one hundred thirty-two thousand, one hundred thirty".