111234435240 has 64 divisors (see below), whose sum is σ = 351266644800. Its totient is φ = 28101330432.

The previous prime is 111234435211. The next prime is 111234435253. The reversal of 111234435240 is 42534432111.

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 = 111234435198 and 111234435207.

It is an unprimeable number.

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, 24391237 + ... + 24395796.

It is an arithmetic number, because the mean of its divisors is an integer number (5488541325).

Almost surely, 2^111234435240 is an apocalyptic number.

111234435240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111234435240 is an abundant number, since it is smaller than the sum of its proper divisors (240032209560).

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

111234435240 is a wasteful number, since it uses less digits than its factorization.

111234435240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48787066 (or 48787062 counting only the distinct ones).

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

Adding to 111234435240 its reverse (42534432111), we get a palindrome (153768867351).

The spelling of 111234435240 in words is "one hundred eleven billion, two hundred thirty-four million, four hundred thirty-five thousand, two hundred forty".