220122001012211 has 2 divisors, whose sum is σ = 220122001012212. Its totient is φ = 220122001012210.

The previous prime is 220122001012159. The next prime is 220122001012219. The reversal of 220122001012211 is 112210100221022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220122001012211 - 2²² = 220121996817907 is a prime.

It is a super-2 number, since 2×220122001012211² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220122001012211.

It is not a weakly prime, because it can be changed into another prime (220122001012219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061000506105 + 110061000506106.

It is an arithmetic number, because the mean of its divisors is an integer number (110061000506106).

Almost surely, 2^{220122001012211} is an apocalyptic number.

220122001012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122001012211 is an equidigital number, since it uses as much as digits as its factorization.

220122001012211 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 220122001012211 its reverse (112210100221022), we get a palindrome (332332101233233).

The spelling of 220122001012211 in words is "two hundred twenty trillion, one hundred twenty-two billion, one million, twelve thousand, two hundred eleven".