2210211100221 has 32 divisors (see below), whose sum is σ = 2994987264000. Its totient is φ = 1449592530048.

The previous prime is 2210211100099. The next prime is 2210211100309. The reversal of 2210211100221 is 1220011120122.

2210211100221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2210211100221 - 2¹⁰ = 2210211099197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2210211100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210211100621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262522350 + ... + 262530768.

It is an arithmetic number, because the mean of its divisors is an integer number (93593352000).

Almost surely, 2^{2210211100221} is an apocalyptic number.

It is an amenable number.

2210211100221 is a deficient number, since it is larger than the sum of its proper divisors (784776163779).

2210211100221 is a wasteful number, since it uses less digits than its factorization.

2210211100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12353.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2210211100221 its reverse (1220011120122), we get a palindrome (3430222220343).

The spelling of 2210211100221 in words is "two trillion, two hundred ten billion, two hundred eleven million, one hundred thousand, two hundred twenty-one".