30012311330320 has 160 divisors (see below), whose sum is σ = 76703741896320. Its totient is φ = 10830494085120.

The previous prime is 30012311330263. The next prime is 30012311330357. The reversal of 30012311330320 is 2303311321003.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 30012311330291 and 30012311330300.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 61624084 + ... + 62109196.

It is an arithmetic number, because the mean of its divisors is an integer number (479398386852).

Almost surely, 2^{30012311330320} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30012311330320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38351870948160).

30012311330320 is an abundant number, since it is smaller than the sum of its proper divisors (46691430566000).

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

30012311330320 is a wasteful number, since it uses less digits than its factorization.

30012311330320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485673 (or 485667 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 30012311330320 its reverse (2303311321003), we get a palindrome (32315622651323).

The spelling of 30012311330320 in words is "thirty trillion, twelve billion, three hundred eleven million, three hundred thirty thousand, three hundred twenty".