22002202120211 has 4 divisors (see below), whose sum is σ = 22007494932192. Its totient is φ = 21996909308232.

The previous prime is 22002202120193. The next prime is 22002202120219. The reversal of 22002202120211 is 11202120220022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22002202120211 - 2²⁶ = 22002135011347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22002202120211.

It is not an unprimeable number, because it can be changed into a prime (22002202120219) 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, 2646399755 + ... + 2646408068.

It is an arithmetic number, because the mean of its divisors is an integer number (5501873733048).

Almost surely, 2^{22002202120211} is an apocalyptic number.

22002202120211 is a deficient number, since it is larger than the sum of its proper divisors (5292811981).

22002202120211 is an equidigital number, since it uses as much as digits as its factorization.

22002202120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5292811980.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22002202120211 its reverse (11202120220022), we get a palindrome (33204322340233).

The spelling of 22002202120211 in words is "twenty-two trillion, two billion, two hundred two million, one hundred twenty thousand, two hundred eleven".