222101012020211 has 2 divisors, whose sum is σ = 222101012020212. Its totient is φ = 222101012020210.

The previous prime is 222101012020081. The next prime is 222101012020213. The reversal of 222101012020211 is 112020210101222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222101012020211 is a prime.

It is a super-2 number, since 2×222101012020211² (a number of 29 digits) contains 22 as substring.

Together with 222101012020213, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222101012020211.

It is not a weakly prime, because it can be changed into another prime (222101012020213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111050506010105 + 111050506010106.

It is an arithmetic number, because the mean of its divisors is an integer number (111050506010106).

Almost surely, 2^{222101012020211} is an apocalyptic number.

222101012020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

222101012020211 is an equidigital number, since it uses as much as digits as its factorization.

222101012020211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222101012020211 its reverse (112020210101222), we get a palindrome (334121222121433).

The spelling of 222101012020211 in words is "two hundred twenty-two trillion, one hundred one billion, twelve million, twenty thousand, two hundred eleven".