2212111323353 has 2 divisors, whose sum is σ = 2212111323354. Its totient is φ = 2212111323352.

The previous prime is 2212111323311. The next prime is 2212111323379. The reversal of 2212111323353 is 3533231112122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2125609454809 + 86501868544 = 1457947^2 + 294112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212111323353 - 2¹⁶ = 2212111257817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2212111322353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106055661676 + 1106055661677.

It is an arithmetic number, because the mean of its divisors is an integer number (1106055661677).

Almost surely, 2^{2212111323353} is an apocalyptic number.

It is an amenable number.

2212111323353 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212111323353 is an equidigital number, since it uses as much as digits as its factorization.

2212111323353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

Adding to 2212111323353 its reverse (3533231112122), we get a palindrome (5745342435475).

The spelling of 2212111323353 in words is "two trillion, two hundred twelve billion, one hundred eleven million, three hundred twenty-three thousand, three hundred fifty-three".