220211202221149 has 2 divisors, whose sum is σ = 220211202221150. Its totient is φ = 220211202221148.

The previous prime is 220211202221119. The next prime is 220211202221159. The reversal of 220211202221149 is 941122202112022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202899569695524 + 17311632525625 = 14244282^2 + 4160725^2 .

It is a cyclic number.

It is not a de Polignac number, because 220211202221149 - 2⁵ = 220211202221117 is a prime.

It is a super-2 number, since 2×220211202221149² (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 220211202221149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220211202221119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105601110574 + 110105601110575.

It is an arithmetic number, because the mean of its divisors is an integer number (110105601110575).

Almost surely, 2^{220211202221149} is an apocalyptic number.

It is an amenable number.

220211202221149 is a deficient number, since it is larger than the sum of its proper divisors (1).

220211202221149 is an equidigital number, since it uses as much as digits as its factorization.

220211202221149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 220211202221149 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred two million, two hundred twenty-one thousand, one hundred forty-nine".