2212221101201 has 4 divisors (see below), whose sum is σ = 2212235756400. Its totient is φ = 2212206446004.

The previous prime is 2212221101191. The next prime is 2212221101257. The reversal of 2212221101201 is 1021011222122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2212221101201 - 2³⁴ = 2195041232017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2212221101201.

It is not an unprimeable number, because it can be changed into a prime (2212221101501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7098791 + ... + 7403868.

It is an arithmetic number, because the mean of its divisors is an integer number (553058939100).

Almost surely, 2^{2212221101201} is an apocalyptic number.

It is an amenable number.

2212221101201 is a deficient number, since it is larger than the sum of its proper divisors (14655199).

2212221101201 is a wasteful number, since it uses less digits than its factorization.

2212221101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14655198.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212221101201 its reverse (1021011222122), we get a palindrome (3233232323323).

The spelling of 2212221101201 in words is "two trillion, two hundred twelve billion, two hundred twenty-one million, one hundred one thousand, two hundred one".