2212000110221 has 4 divisors (see below), whose sum is σ = 2413091029344. Its totient is φ = 2010909191100.

The previous prime is 2212000110209. The next prime is 2212000110233. The reversal of 2212000110221 is 1220110002122.

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 an interprime number because it is at equal distance from previous prime (2212000110209) and next prime (2212000110233).

It is a cyclic number.

It is not a de Polignac number, because 2212000110221 - 2³⁸ = 1937122203277 is a prime.

It is a super-2 number, since 2×2212000110221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2212000110196 and 2212000110205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212000110121) 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, 100545459545 + ... + 100545459566.

It is an arithmetic number, because the mean of its divisors is an integer number (603272757336).

Almost surely, 2^{2212000110221} is an apocalyptic number.

It is an amenable number.

2212000110221 is a deficient number, since it is larger than the sum of its proper divisors (201090919123).

2212000110221 is a wasteful number, since it uses less digits than its factorization.

2212000110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201090919122.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2212000110221 its reverse (1220110002122), we get a palindrome (3432110112343).

The spelling of 2212000110221 in words is "two trillion, two hundred twelve billion, one hundred ten thousand, two hundred twenty-one".