112221211112101 has 16 divisors (see below), whose sum is σ = 138119192713600. Its totient is φ = 88789907982528.

The previous prime is 112221211112099. The next prime is 112221211112141. The reversal of 112221211112101 is 101211112122211.

It is a cyclic number.

It is not a de Polignac number, because 112221211112101 - 2¹ = 112221211112099 is a prime.

It is a super-3 number, since 3×112221211112101³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221211112141) 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, 13180555 + ... + 19954183.

It is an arithmetic number, because the mean of its divisors is an integer number (8632449544600).

Almost surely, 2^{112221211112101} is an apocalyptic number.

It is an amenable number.

112221211112101 is a deficient number, since it is larger than the sum of its proper divisors (25897981601499).

112221211112101 is a wasteful number, since it uses less digits than its factorization.

112221211112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6955708.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112221211112101 its reverse (101211112122211), we get a palindrome (213432323234312).

The spelling of 112221211112101 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred eleven million, one hundred twelve thousand, one hundred one".