112065217621 has 16 divisors (see below), whose sum is σ = 132554822400. Its totient is φ = 92698881408.

The previous prime is 112065217571. The next prime is 112065217639. The reversal of 112065217621 is 126712560211.

It is not a de Polignac number, because 112065217621 - 2⁹ = 112065217109 is a prime.

It is a super-2 number, since 2×112065217621² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112065212621) 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, 291936 + ... + 556198.

It is an arithmetic number, because the mean of its divisors is an integer number (8284676400).

Almost surely, 2^112065217621 is an apocalyptic number.

It is an amenable number.

112065217621 is a deficient number, since it is larger than the sum of its proper divisors (20489604779).

112065217621 is a wasteful number, since it uses less digits than its factorization.

112065217621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266388.

The product of its (nonzero) digits is 10080, while the sum is 34.

Adding to 112065217621 its reverse (126712560211), we get a palindrome (238777777832).

The spelling of 112065217621 in words is "one hundred twelve billion, sixty-five million, two hundred seventeen thousand, six hundred twenty-one".