30220111201224 has 128 divisors (see below), whose sum is σ = 91455562425600. Its totient is φ = 8123449589760.

The previous prime is 30220111201171. The next prime is 30220111201249. The reversal of 30220111201224 is 42210211102203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 30220111201224.

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, 5898112 + ... + 9758480.

It is an arithmetic number, because the mean of its divisors is an integer number (714496581450).

Almost surely, 2^{30220111201224} is an apocalyptic number.

30220111201224 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30220111201224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45727781212800).

30220111201224 is an abundant number, since it is smaller than the sum of its proper divisors (61235451224376).

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

30220111201224 is a wasteful number, since it uses less digits than its factorization.

30220111201224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863143 (or 3863139 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 30220111201224 its reverse (42210211102203), we get a palindrome (72430322303427).

The spelling of 30220111201224 in words is "thirty trillion, two hundred twenty billion, one hundred eleven million, two hundred one thousand, two hundred twenty-four".