1111320432340 has 24 divisors (see below), whose sum is σ = 2334168911592. Its totient is φ = 444452743680.

The previous prime is 1111320432337. The next prime is 1111320432347. The reversal of 1111320432340 is 432340231111.

It can be written as a sum of positive squares in 4 ways, for example, as 106089609796 + 1005230822544 = 325714^2 + 1002612^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111320432347) 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, 4593441 + ... + 4829320.

It is an arithmetic number, because the mean of its divisors is an integer number (97257037983).

Almost surely, 2^{1111320432340} is an apocalyptic number.

1111320432340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111320432340 is an abundant number, since it is smaller than the sum of its proper divisors (1222848479252).

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

1111320432340 is a wasteful number, since it uses less digits than its factorization.

1111320432340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9428667 (or 9428665 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1111320432340 its reverse (432340231111), we get a palindrome (1543660663451).

The spelling of 1111320432340 in words is "one trillion, one hundred eleven billion, three hundred twenty million, four hundred thirty-two thousand, three hundred forty".