212221010110001 has 8 divisors (see below), whose sum is σ = 214342506892800. Its totient is φ = 210099911340400.

The previous prime is 212221010109991. The next prime is 212221010110007. The reversal of 212221010110001 is 100011010122212.

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

It is a cyclic number.

It is not a de Polignac number, because 212221010110001 - 2³⁴ = 212203830240817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212221010110007) 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, 98431511 + ... + 100564428.

It is an arithmetic number, because the mean of its divisors is an integer number (26792813361600).

Almost surely, 2^{212221010110001} is an apocalyptic number.

It is an amenable number.

212221010110001 is a deficient number, since it is larger than the sum of its proper divisors (2121496782799).

212221010110001 is a wasteful number, since it uses less digits than its factorization.

212221010110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199006599.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212221010110001 its reverse (100011010122212), we get a palindrome (312232020232213).

The spelling of 212221010110001 in words is "two hundred twelve trillion, two hundred twenty-one billion, ten million, one hundred ten thousand, one".