112221010101 has 16 divisors (see below), whose sum is σ = 153684522368. Its totient is φ = 72786081600.

The previous prime is 112221010081. The next prime is 112221010117. The reversal of 112221010101 is 101010122211.

It is not a de Polignac number, because 112221010101 - 2¹⁸ = 112220747957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221010001) 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 15 ways as a sum of consecutive naturals, for example, 1634811 + ... + 1702071.

It is an arithmetic number, because the mean of its divisors is an integer number (9605282648).

Almost surely, 2^112221010101 is an apocalyptic number.

It is an amenable number.

112221010101 is a deficient number, since it is larger than the sum of its proper divisors (41463512267).

112221010101 is a wasteful number, since it uses less digits than its factorization.

112221010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82332.

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

Adding to 112221010101 its reverse (101010122211), we get a palindrome (213231132312).

It can be divided in two parts, 1122210 and 10101, that added together give a palindrome (1132311).

The spelling of 112221010101 in words is "one hundred twelve billion, two hundred twenty-one million, ten thousand, one hundred one".