320212223011 has 2 divisors, whose sum is σ = 320212223012. Its totient is φ = 320212223010.

The previous prime is 320212223003. The next prime is 320212223033. The reversal of 320212223011 is 110322212023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320212223011 - 2³ = 320212223003 is a prime.

It is a super-2 number, since 2×320212223011² (a number of 24 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 320212223011.

It is not a weakly prime, because it can be changed into another prime (320212223411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160106111505 + 160106111506.

It is an arithmetic number, because the mean of its divisors is an integer number (160106111506).

Almost surely, 2^320212223011 is an apocalyptic number.

320212223011 is a deficient number, since it is larger than the sum of its proper divisors (1).

320212223011 is an equidigital number, since it uses as much as digits as its factorization.

320212223011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320212223011 its reverse (110322212023), we get a palindrome (430534435034).

The spelling of 320212223011 in words is "three hundred twenty billion, two hundred twelve million, two hundred twenty-three thousand, eleven".