2243220422320 has 80 divisors (see below), whose sum is σ = 5235982063200. Its totient is φ = 893767698432.

The previous prime is 2243220422251. The next prime is 2243220422327. The reversal of 2243220422320 is 232240223422.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2243220422320² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2243220422327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26565607 + ... + 26649913.

It is an arithmetic number, because the mean of its divisors is an integer number (65449775790).

Almost surely, 2^{2243220422320} is an apocalyptic number.

2243220422320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243220422320 is an abundant number, since it is smaller than the sum of its proper divisors (2992761640880).

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

2243220422320 is a wasteful number, since it uses less digits than its factorization.

2243220422320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85622 (or 85616 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 2243220422320 its reverse (232240223422), we get a palindrome (2475460645742).

The spelling of 2243220422320 in words is "two trillion, two hundred forty-three billion, two hundred twenty million, four hundred twenty-two thousand, three hundred twenty".