113211340 has 48 divisors (see below), whose sum is σ = 260457120. Its totient is φ = 40993280.

The previous prime is 113211323. The next prime is 113211341. The reversal of 113211340 is 43112311.

It is not an unprimeable number, because it can be changed into a prime (113211341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58224 + ... + 60136.

It is an arithmetic number, because the mean of its divisors is an integer number (5426190).

Almost surely, 2^113211340 is an apocalyptic number.

113211340 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 113211340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130228560).

113211340 is an abundant number, since it is smaller than the sum of its proper divisors (147245780).

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

113211340 is a wasteful number, since it uses less digits than its factorization.

113211340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113211340 is about 10640.0817666031. The cubic root of 113211340 is about 483.7600237848.

Adding to 113211340 its reverse (43112311), we get a palindrome (156323651).

The spelling of 113211340 in words is "one hundred thirteen million, two hundred eleven thousand, three hundred forty".