113240544222 has 64 divisors (see below), whose sum is σ = 248754965760. Its totient is φ = 34153488384.

The previous prime is 113240544181. The next prime is 113240544223. The reversal of 113240544222 is 222445042311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 113240544222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113240544223) 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, 1561438 + ... + 1632350.

It is an arithmetic number, because the mean of its divisors is an integer number (3886796340).

Almost surely, 2^113240544222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113240544222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124377482880).

113240544222 is an abundant number, since it is smaller than the sum of its proper divisors (135514421538).

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

113240544222 is a wasteful number, since it uses less digits than its factorization.

113240544222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71337.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 113240544222 its reverse (222445042311), we get a palindrome (335685586533).

The spelling of 113240544222 in words is "one hundred thirteen billion, two hundred forty million, five hundred forty-four thousand, two hundred twenty-two".