2222320056 has 64 divisors (see below), whose sum is σ = 6077652480. Its totient is φ = 671566080.

The previous prime is 2222320031. The next prime is 2222320081. The reversal of 2222320056 is 6500232222.

2222320056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2222320031) and next prime (2222320081).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85420 + ... + 108356.

It is an arithmetic number, because the mean of its divisors is an integer number (94963320).

Almost surely, 2^2222320056 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 2222320056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3038826240).

2222320056 is an abundant number, since it is smaller than the sum of its proper divisors (3855332424).

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

2222320056 is a wasteful number, since it uses less digits than its factorization.

2222320056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23324 (or 23320 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2222320056 is about 47141.4897515978. The cubic root of 2222320056 is about 1304.9750304231.

Adding to 2222320056 its reverse (6500232222), we get a palindrome (8722552278).

The spelling of 2222320056 in words is "two billion, two hundred twenty-two million, three hundred twenty thousand, fifty-six".