111012340 has 24 divisors (see below), whose sum is σ = 233563680. Its totient is φ = 44321568.

The previous prime is 111012337. The next prime is 111012347. The reversal of 111012340 is 43210111.

It is a self number, because there is not a number n which added to its sum of digits gives 111012340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012347) 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 7 ways as a sum of consecutive naturals, for example, 6331 + ... + 16189.

It is an arithmetic number, because the mean of its divisors is an integer number (9731820).

Almost surely, 2^111012340 is an apocalyptic number.

111012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012340 is an abundant number, since it is smaller than the sum of its proper divisors (122551340).

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

111012340 is a wasteful number, since it uses less digits than its factorization.

111012340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10431 (or 10429 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 111012340 is about 10536.2393670607. The cubic root of 111012340 is about 480.6073619451.

Adding to 111012340 its reverse (43210111), we get a palindrome (154222451).

The spelling of 111012340 in words is "one hundred eleven million, twelve thousand, three hundred forty".