11443022120 has 16 divisors (see below), whose sum is σ = 25746799860. Its totient is φ = 4577208832.

The previous prime is 11443022117. The next prime is 11443022131. The reversal of 11443022120 is 2122034411.

It can be written as a sum of positive squares in 2 ways, for example, as 11096094244 + 346927876 = 105338^2 + 18626^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11443022092 and 11443022101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143037737 + ... + 143037816.

Almost surely, 2^11443022120 is an apocalyptic number.

11443022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443022120 is an abundant number, since it is smaller than the sum of its proper divisors (14303777740).

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

11443022120 is a wasteful number, since it uses less digits than its factorization.

11443022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286075564 (or 286075560 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11443022120 its reverse (2122034411), we get a palindrome (13565056531).

The spelling of 11443022120 in words is "eleven billion, four hundred forty-three million, twenty-two thousand, one hundred twenty".