111132311320 has 32 divisors (see below), whose sum is σ = 250058743200. Its totient is φ = 44450961408.

The previous prime is 111132311293. The next prime is 111132311321. The reversal of 111132311320 is 23113231111.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132311321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1151992 + ... + 1244728.

It is an arithmetic number, because the mean of its divisors is an integer number (7814335725).

Almost surely, 2^111132311320 is an apocalyptic number.

111132311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111132311320 is an abundant number, since it is smaller than the sum of its proper divisors (138926431880).

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

111132311320 is a wasteful number, since it uses less digits than its factorization.

111132311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122707 (or 122703 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 111132311320 its reverse (23113231111), we get a palindrome (134245542431).

The spelling of 111132311320 in words is "one hundred eleven billion, one hundred thirty-two million, three hundred eleven thousand, three hundred twenty".