2221012002211 has 16 divisors (see below), whose sum is σ = 2230966771488. Its totient is φ = 2211085676800.

The previous prime is 2221012002199. The next prime is 2221012002217. The reversal of 2221012002211 is 1122002101222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2221012002211 - 2²³ = 2221003613603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221012002217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581262681 + ... + 581266501.

It is an arithmetic number, because the mean of its divisors is an integer number (139435423218).

Almost surely, 2^{2221012002211} is an apocalyptic number.

2221012002211 is a deficient number, since it is larger than the sum of its proper divisors (9954769277).

2221012002211 is a wasteful number, since it uses less digits than its factorization.

2221012002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2221012002211 its reverse (1122002101222), we get a palindrome (3343014103433).

The spelling of 2221012002211 in words is "two trillion, two hundred twenty-one billion, twelve million, two thousand, two hundred eleven".