112101100221 has 16 divisors (see below), whose sum is σ = 163082285568. Its totient is φ = 67929169200.

The previous prime is 112101100211. The next prime is 112101100253. The reversal of 112101100221 is 122001101211.

It is not a de Polignac number, because 112101100221 - 2¹⁰ = 112101099197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112101100197 and 112101100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101100211) 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, 60871 + ... + 477396.

It is an arithmetic number, because the mean of its divisors is an integer number (10192642848).

Almost surely, 2^112101100221 is an apocalyptic number.

112101100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112101100221 is a deficient number, since it is larger than the sum of its proper divisors (50981185347).

112101100221 is a wasteful number, since it uses less digits than its factorization.

112101100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544592.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112101100221 its reverse (122001101211), we get a palindrome (234102201432).

The spelling of 112101100221 in words is "one hundred twelve billion, one hundred one million, one hundred thousand, two hundred twenty-one".