30112123221224 has 128 divisors (see below), whose sum is σ = 63015920801280. Its totient is φ = 13372184985600.

The previous prime is 30112123221101. The next prime is 30112123221247. The reversal of 30112123221224 is 42212232121103.

It is a junction number, because it is equal to n+sod(n) for n = 30112123221193 and 30112123221202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8959273304 + ... + 8959276664.

It is an arithmetic number, because the mean of its divisors is an integer number (492311881260).

Almost surely, 2^{30112123221224} 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 30112123221224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31507960400640).

30112123221224 is an abundant number, since it is smaller than the sum of its proper divisors (32903797580056).

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

30112123221224 is a wasteful number, since it uses less digits than its factorization.

30112123221224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651 (or 6647 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 30112123221224 its reverse (42212232121103), we get a palindrome (72324355342327).

The spelling of 30112123221224 in words is "thirty trillion, one hundred twelve billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred twenty-four".