2212221102201 has 24 divisors (see below), whose sum is σ = 3491862794784. Its totient is φ = 1338455972160.

The previous prime is 2212221102131. The next prime is 2212221102307. The reversal of 2212221102201 is 1022011222122.

It is a happy number.

2212221102201 is a `hidden beast` number, since 2 + 212 + 221 + 10 + 220 + 1 = 666.

It is not a de Polignac number, because 2212221102201 - 2¹⁰ = 2212221101177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212221102401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18975676 + ... + 19091901.

It is an arithmetic number, because the mean of its divisors is an integer number (145494283116).

Almost surely, 2^{2212221102201} is an apocalyptic number.

It is an amenable number.

2212221102201 is a deficient number, since it is larger than the sum of its proper divisors (1279641692583).

2212221102201 is a wasteful number, since it uses less digits than its factorization.

2212221102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38068181 (or 38068178 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2212221102201 its reverse (1022011222122), we get a palindrome (3234232324323).

The spelling of 2212221102201 in words is "two trillion, two hundred twelve billion, two hundred twenty-one million, one hundred two thousand, two hundred one".