111532344240 has 40 divisors (see below), whose sum is σ = 345750267888. Its totient is φ = 29741958400.

The previous prime is 111532344191. The next prime is 111532344241. The reversal of 111532344240 is 42443235111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×111532344240² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 111532344198 and 111532344207.

It is not an unprimeable number, because it can be changed into a prime (111532344241) 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, 232358811 + ... + 232359290.

Almost surely, 2^111532344240 is an apocalyptic number.

111532344240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111532344240 is an abundant number, since it is smaller than the sum of its proper divisors (234217923648).

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

111532344240 is a wasteful number, since it uses less digits than its factorization.

111532344240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464718117 (or 464718111 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 111532344240 its reverse (42443235111), we get a palindrome (153975579351).

The spelling of 111532344240 in words is "one hundred eleven billion, five hundred thirty-two million, three hundred forty-four thousand, two hundred forty".