11120121232 has 20 divisors (see below), whose sum is σ = 23503892976. Its totient is φ = 5054600480.

The previous prime is 11120121223. The next prime is 11120121239. The reversal of 11120121232 is 23212102111.

11120121232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11120121239) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 31591078 + ... + 31591429.

Almost surely, 2^11120121232 is an apocalyptic number.

It is an amenable number.

11120121232 is an abundant number, since it is smaller than the sum of its proper divisors (12383771744).

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

11120121232 is a wasteful number, since it uses less digits than its factorization.

11120121232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63182526 (or 63182520 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11120121232 its reverse (23212102111), we get a palindrome (34332223343).

The spelling of 11120121232 in words is "eleven billion, one hundred twenty million, one hundred twenty-one thousand, two hundred thirty-two".