2321134530 has 192 divisors, whose sum is σ = 6673169664. Its totient is φ = 513216000.

The previous prime is 2321134489. The next prime is 2321134531. The reversal of 2321134530 is 354311232.

It is a self number, because there is not a number n which added to its sum of digits gives 2321134530.

It is not an unprimeable number, because it can be changed into a prime (2321134531) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4765947 + ... + 4766433.

It is an arithmetic number, because the mean of its divisors is an integer number (34756092).

Almost surely, 2^2321134530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321134530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3336584832).

2321134530 is an abundant number, since it is smaller than the sum of its proper divisors (4352035134).

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

2321134530 is a wasteful number, since it uses less digits than its factorization.

2321134530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2321134530 is about 48178.1540742275. The cubic root of 2321134530 is about 1324.0369468032.

Adding to 2321134530 its reverse (354311232), we get a palindrome (2675445762).

The spelling of 2321134530 in words is "two billion, three hundred twenty-one million, one hundred thirty-four thousand, five hundred thirty".