2234221442420 has 72 divisors (see below), whose sum is σ = 5159749678944. Its totient is φ = 812038392000.

The previous prime is 2234221442413. The next prime is 2234221442437. The reversal of 2234221442420 is 242441224322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4637075 + ... + 5096165.

Almost surely, 2^{2234221442420} is an apocalyptic number.

2234221442420 is a gapful number since it is divisible by the number (20) 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 2234221442420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2579874839472).

2234221442420 is an abundant number, since it is smaller than the sum of its proper divisors (2925528236524).

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

2234221442420 is a wasteful number, since it uses less digits than its factorization.

2234221442420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461133 (or 461120 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2234221442420 its reverse (242441224322), we get a palindrome (2476662666742).

The spelling of 2234221442420 in words is "two trillion, two hundred thirty-four billion, two hundred twenty-one million, four hundred forty-two thousand, four hundred twenty".