1115111312140 has 96 divisors (see below), whose sum is σ = 2859170388480. Its totient is φ = 356795518464.

The previous prime is 1115111312137. The next prime is 1115111312141. The reversal of 1115111312140 is 412131115111.

It is a super-2 number, since 2×1115111312140² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1115111312141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2950249 + ... + 3306688.

It is an arithmetic number, because the mean of its divisors is an integer number (29783024880).

Almost surely, 2^{1115111312140} is an apocalyptic number.

1115111312140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115111312140 is an abundant number, since it is smaller than the sum of its proper divisors (1744059076340).

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

1115111312140 is a wasteful number, since it uses less digits than its factorization.

1115111312140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6257039 (or 6257037 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 22.

Adding to 1115111312140 its reverse (412131115111), we get a palindrome (1527242427251).

The spelling of 1115111312140 in words is "one trillion, one hundred fifteen billion, one hundred eleven million, three hundred twelve thousand, one hundred forty".