112361721616 has 45 divisors (see below), whose sum is σ = 222556141191. Its totient is φ = 54954684576.

The previous prime is 112361721587. The next prime is 112361721617. The reversal of 112361721616 is 616127163211.

The square root of 112361721616 is 335204.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×112361721616² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112361721617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 63017461 + ... + 63019243.

Almost surely, 2^112361721616 is an apocalyptic number.

112361721616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

112361721616 is the 335204-th square number.

It is an amenable number.

112361721616 is a deficient number, since it is larger than the sum of its proper divisors (110194419575).

112361721616 is an frugal number, since it uses more digits than its factorization.

112361721616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668 (or 1832 counting only the distinct ones).

The product of its digits is 18144, while the sum is 37.

Adding to 112361721616 its reverse (616127163211), we get a palindrome (728488884827).

The spelling of 112361721616 in words is "one hundred twelve billion, three hundred sixty-one million, seven hundred twenty-one thousand, six hundred sixteen".