4221120211224 has 128 divisors (see below), whose sum is σ = 12495671193600. Its totient is φ = 1162790853120.

The previous prime is 4221120211183. The next prime is 4221120211241.

4221120211224 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 4221120211194 and 4221120211203.

It is a congruent number.

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, 105567 + ... + 2907470.

It is an arithmetic number, because the mean of its divisors is an integer number (97622431200).

Almost surely, 2^{4221120211224} 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 4221120211224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6247835596800).

4221120211224 is an abundant number, since it is smaller than the sum of its proper divisors (8274550982376).

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

4221120211224 is a wasteful number, since it uses less digits than its factorization.

4221120211224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013353 (or 3013349 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

It can be divided in two parts, 4221120 and 211224, that added together give a palindrome (4432344).

The spelling of 4221120211224 in words is "four trillion, two hundred twenty-one billion, one hundred twenty million, two hundred eleven thousand, two hundred twenty-four".