111321121132 has 48 divisors (see below), whose sum is σ = 213557741152. Its totient is φ = 50460641280.

The previous prime is 111321121129. The next prime is 111321121133. The reversal of 111321121132 is 231121123111.

It is a super-2 number, since 2×111321121132² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111321121133) 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 15 ways as a sum of consecutive naturals, for example, 2108683 + ... + 2160829.

Almost surely, 2^111321121132 is an apocalyptic number.

It is an amenable number.

111321121132 is a deficient number, since it is larger than the sum of its proper divisors (102236620020).

111321121132 is a wasteful number, since it uses less digits than its factorization.

111321121132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52898 (or 52896 counting only the distinct ones).

The product of its digits is 72, while the sum is 19.

Adding to 111321121132 its reverse (231121123111), we get a palindrome (342442244243).

The spelling of 111321121132 in words is "one hundred eleven billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred thirty-two".