2243443043220 has 48 divisors (see below), whose sum is σ = 6286871064768. Its totient is φ = 597753331200.

The previous prime is 2243443043203. The next prime is 2243443043273. The reversal of 2243443043220 is 223403443422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15494434 + ... + 15638553.

It is an arithmetic number, because the mean of its divisors is an integer number (130976480516).

Almost surely, 2^{2243443043220} is an apocalyptic number.

2243443043220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243443043220 is an abundant number, since it is smaller than the sum of its proper divisors (4043428021548).

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

2243443043220 is a wasteful number, since it uses less digits than its factorization.

2243443043220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31134200 (or 31134198 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 2243443043220 its reverse (223403443422), we get a palindrome (2466846486642).

The spelling of 2243443043220 in words is "two trillion, two hundred forty-three billion, four hundred forty-three million, forty-three thousand, two hundred twenty".