1113232431240 has 96 divisors (see below), whose sum is σ = 3618361281600. Its totient is φ = 296832781440.

The previous prime is 1113232431217. The next prime is 1113232431247. The reversal of 1113232431240 is 421342323111.

1113232431240 is a `hidden beast` number, since 1 + 1 + 1 + 323 + 24 + 312 + 4 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (1113232431247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3644341 + ... + 3937979.

It is an arithmetic number, because the mean of its divisors is an integer number (37691263350).

Almost surely, 2^{1113232431240} is an apocalyptic number.

1113232431240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113232431240 is an abundant number, since it is smaller than the sum of its proper divisors (2505128850360).

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

1113232431240 is a wasteful number, since it uses less digits than its factorization.

1113232431240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304187 (or 304180 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1113232431240 its reverse (421342323111), we get a palindrome (1534574754351).

The spelling of 1113232431240 in words is "one trillion, one hundred thirteen billion, two hundred thirty-two million, four hundred thirty-one thousand, two hundred forty".