30321130450340 has 48 divisors (see below), whose sum is σ = 67568974623360. Its totient is φ = 11404498871040.

The previous prime is 30321130450337. The next prime is 30321130450343. The reversal of 30321130450340 is 4305403112303.

It is an interprime number because it is at equal distance from previous prime (30321130450337) and next prime (30321130450343).

It is a super-2 number, since 2×30321130450340² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30321130450343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558578801 + ... + 558633080.

It is an arithmetic number, because the mean of its divisors is an integer number (1407686971320).

Almost surely, 2^{30321130450340} is an apocalyptic number.

It is an amenable number.

30321130450340 is an abundant number, since it is smaller than the sum of its proper divisors (37247844173020).

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

30321130450340 is a wasteful number, since it uses less digits than its factorization.

30321130450340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117211972 (or 1117211970 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 30321130450340 its reverse (4305403112303), we get a palindrome (34626533562643).

The spelling of 30321130450340 in words is "thirty trillion, three hundred twenty-one billion, one hundred thirty million, four hundred fifty thousand, three hundred forty".