2212101101101 has 4 divisors (see below), whose sum is σ = 2212104134304. Its totient is φ = 2212098067900.

The previous prime is 2212101101083. The next prime is 2212101101137. The reversal of 2212101101101 is 1011011012122.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2212101101101 - 2³³ = 2203511166509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212101101701) 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, 313386 + ... + 2126596.

It is an arithmetic number, because the mean of its divisors is an integer number (553026033576).

Almost surely, 2^{2212101101101} is an apocalyptic number.

It is an amenable number.

2212101101101 is a deficient number, since it is larger than the sum of its proper divisors (3033203).

2212101101101 is a wasteful number, since it uses less digits than its factorization.

2212101101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033202.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2212101101101 its reverse (1011011012122), we get a palindrome (3223112113223).

The spelling of 2212101101101 in words is "two trillion, two hundred twelve billion, one hundred one million, one hundred one thousand, one hundred one".