112221241040 has 80 divisors (see below), whose sum is σ = 267429039696. Its totient is φ = 43768934400.

The previous prime is 112221241037. The next prime is 112221241049. The reversal of 112221241040 is 40142122211.

It can be written as a sum of positive squares in 8 ways, for example, as 8101440064 + 104119800976 = 90008^2 + 322676^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221241049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6462770 + ... + 6480110.

Almost surely, 2^112221241040 is an apocalyptic number.

112221241040 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 112221241040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133714519848).

112221241040 is an abundant number, since it is smaller than the sum of its proper divisors (155207798656).

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

112221241040 is a wasteful number, since it uses less digits than its factorization.

112221241040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19368 (or 19362 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 112221241040 its reverse (40142122211), we get a palindrome (152363363251).

The spelling of 112221241040 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred forty-one thousand, forty".