2211022220233 has 2 divisors, whose sum is σ = 2211022220234. Its totient is φ = 2211022220232.

The previous prime is 2211022220189. The next prime is 2211022220257. The reversal of 2211022220233 is 3320222201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2210788344384 + 233875849 = 1486872^2 + 15293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211022220233 - 2²⁵ = 2210988665801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2211022220293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105511110116 + 1105511110117.

It is an arithmetic number, because the mean of its divisors is an integer number (1105511110117).

Almost surely, 2^{2211022220233} is an apocalyptic number.

It is an amenable number.

2211022220233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211022220233 is an equidigital number, since it uses as much as digits as its factorization.

2211022220233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2211022220233 its reverse (3320222201122), we get a palindrome (5531244421355).

The spelling of 2211022220233 in words is "two trillion, two hundred eleven billion, twenty-two million, two hundred twenty thousand, two hundred thirty-three".