22000001020211 has 16 divisors (see below), whose sum is σ = 22265692581600. Its totient is φ = 21734727514368.

The previous prime is 22000001020177. The next prime is 22000001020219. The reversal of 22000001020211 is 11202010000022.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000001020211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22000001020192 and 22000001020201.

It is not an unprimeable number, because it can be changed into a prime (22000001020219) 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, 657307985 + ... + 657341453.

It is an arithmetic number, because the mean of its divisors is an integer number (1391605786350).

Almost surely, 2^{22000001020211} is an apocalyptic number.

22000001020211 is a deficient number, since it is larger than the sum of its proper divisors (265691561389).

22000001020211 is a wasteful number, since it uses less digits than its factorization.

22000001020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39478.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22000001020211 its reverse (11202010000022), we get a palindrome (33202011020233).

The spelling of 22000001020211 in words is "twenty-two trillion, one million, twenty thousand, two hundred eleven".