11223001132120 has 64 divisors (see below), whose sum is σ = 25523847947520. Its totient is φ = 4440920018304.

The previous prime is 11223001132099. The next prime is 11223001132129. The reversal of 11223001132120 is 2123110032211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223001132129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2463399 + ... + 5339881.

It is an arithmetic number, because the mean of its divisors is an integer number (398810124180).

Almost surely, 2^{11223001132120} is an apocalyptic number.

11223001132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11223001132120 is an abundant number, since it is smaller than the sum of its proper divisors (14300846815400).

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

11223001132120 is a wasteful number, since it uses less digits than its factorization.

11223001132120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2877544 (or 2877540 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11223001132120 its reverse (2123110032211), we get a palindrome (13346111164331).

The spelling of 11223001132120 in words is "eleven trillion, two hundred twenty-three billion, one million, one hundred thirty-two thousand, one hundred twenty".