11243404354220 has 24 divisors (see below), whose sum is σ = 23611268242800. Its totient is φ = 4497339056192.

The previous prime is 11243404354219. The next prime is 11243404354249. The reversal of 11243404354220 is 2245340434211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2978771 + ... + 5599989.

It is an arithmetic number, because the mean of its divisors is an integer number (983802843450).

Almost surely, 2^{11243404354220} is an apocalyptic number.

11243404354220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11243404354220 is an abundant number, since it is smaller than the sum of its proper divisors (12367863888580).

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

11243404354220 is a wasteful number, since it uses less digits than its factorization.

11243404354220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835697 (or 2835695 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 11243404354220 its reverse (2245340434211), we get a palindrome (13488744788431).

The spelling of 11243404354220 in words is "eleven trillion, two hundred forty-three billion, four hundred four million, three hundred fifty-four thousand, two hundred twenty".