111354532152 has 32 divisors (see below), whose sum is σ = 280159501200. Its totient is φ = 36881754624.

The previous prime is 111354532129. The next prime is 111354532153. The reversal of 111354532152 is 251235453111.

It is a super-2 number, since 2×111354532152² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111354532153) 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, 14772577 + ... + 14780112.

Almost surely, 2^111354532152 is an apocalyptic number.

111354532152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111354532152 is an abundant number, since it is smaller than the sum of its proper divisors (168804969048).

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

111354532152 is a wasteful number, since it uses less digits than its factorization.

111354532152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29552855 (or 29552851 counting only the distinct ones).

The product of its digits is 18000, while the sum is 33.

Adding to 111354532152 its reverse (251235453111), we get a palindrome (362589985263).

The spelling of 111354532152 in words is "one hundred eleven billion, three hundred fifty-four million, five hundred thirty-two thousand, one hundred fifty-two".