30312212215304 has 128 divisors (see below), whose sum is σ = 60371087616000. Its totient is φ = 14249523628800.

The previous prime is 30312212215297. The next prime is 30312212215319. The reversal of 30312212215304 is 40351221221303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1961820779 + ... + 1961836229.

It is an arithmetic number, because the mean of its divisors is an integer number (471649122000).

Almost surely, 2^{30312212215304} is an apocalyptic number.

It is an amenable number.

30312212215304 is a deficient number, since it is larger than the sum of its proper divisors (30058875400696).

30312212215304 is a wasteful number, since it uses less digits than its factorization.

30312212215304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17323 (or 17319 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 30312212215304 its reverse (40351221221303), we get a palindrome (70663433436607).

The spelling of 30312212215304 in words is "thirty trillion, three hundred twelve billion, two hundred twelve million, two hundred fifteen thousand, three hundred four".