1112201340 has 144 divisors (see below), whose sum is σ = 3310355328. Its totient is φ = 278923392.

The previous prime is 1112201327. The next prime is 1112201341. The reversal of 1112201340 is 431022111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112201341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2126319 + ... + 2126841.

Almost surely, 2^1112201340 is an apocalyptic number.

1112201340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112201340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655177664).

1112201340 is an abundant number, since it is smaller than the sum of its proper divisors (2198153988).

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

1112201340 is a wasteful number, since it uses less digits than its factorization.

1112201340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1112201340 is about 33349.6827571118. The cubic root of 1112201340 is about 1036.0828173783.

Adding to 1112201340 its reverse (431022111), we get a palindrome (1543223451).

The spelling of 1112201340 in words is "one billion, one hundred twelve million, two hundred one thousand, three hundred forty".