2212100111001 has 16 divisors (see below), whose sum is σ = 3246074504640. Its totient is φ = 1328802424320.

The previous prime is 2212100110993. The next prime is 2212100111051. The reversal of 2212100111001 is 1001110012122.

It is not a de Polignac number, because 2212100111001 - 2³ = 2212100110993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2212100111051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296603956 + ... + 296611413.

It is an arithmetic number, because the mean of its divisors is an integer number (202879656540).

Almost surely, 2^{2212100111001} is an apocalyptic number.

It is an amenable number.

2212100111001 is a deficient number, since it is larger than the sum of its proper divisors (1033974393639).

2212100111001 is a wasteful number, since it uses less digits than its factorization.

2212100111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593215496.

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

Adding to 2212100111001 its reverse (1001110012122), we get a palindrome (3213210123123).

The spelling of 2212100111001 in words is "two trillion, two hundred twelve billion, one hundred million, one hundred eleven thousand, one".