11121033320 has 16 divisors (see below), whose sum is σ = 25022325060. Its totient is φ = 4448413312.

The previous prime is 11121033307. The next prime is 11121033323. The reversal of 11121033320 is 2333012111.

It can be written as a sum of positive squares in 2 ways, for example, as 11120546116 + 487204 = 105454^2 + 698^2 .

It is not an unprimeable number, because it can be changed into a prime (11121033323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139012877 + ... + 139012956.

Almost surely, 2^11121033320 is an apocalyptic number.

11121033320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121033320 is an abundant number, since it is smaller than the sum of its proper divisors (13901291740).

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

11121033320 is a wasteful number, since it uses less digits than its factorization.

11121033320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278025844 (or 278025840 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11121033320 its reverse (2333012111), we get a palindrome (13454045431).

The spelling of 11121033320 in words is "eleven billion, one hundred twenty-one million, thirty-three thousand, three hundred twenty".