221112200002101 has 8 divisors (see below), whose sum is σ = 304326468820224. Its totient is φ = 142653032259360.

The previous prime is 221112200002093. The next prime is 221112200002207. The reversal of 221112200002101 is 101200002211122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221112200002101 - 2³ = 221112200002093 is a prime.

It is a super-2 number, since 2×221112200002101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221112200001101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188775268736 + ... + 1188775268921.

It is an arithmetic number, because the mean of its divisors is an integer number (38040808602528).

Almost surely, 2^{221112200002101} is an apocalyptic number.

It is an amenable number.

221112200002101 is a deficient number, since it is larger than the sum of its proper divisors (83214268818123).

221112200002101 is a wasteful number, since it uses less digits than its factorization.

221112200002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377550537691.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221112200002101 its reverse (101200002211122), we get a palindrome (322312202213223).

The spelling of 221112200002101 in words is "two hundred twenty-one trillion, one hundred twelve billion, two hundred million, two thousand, one hundred one".