1012220320211 has 2 divisors, whose sum is σ = 1012220320212. Its totient is φ = 1012220320210.

The previous prime is 1012220320207. The next prime is 1012220320247. The reversal of 1012220320211 is 1120230222101.

It is a weak prime.

It is an emirp because it is prime and its reverse (1120230222101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012220320211 - 2² = 1012220320207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012220320211.

It is not a weakly prime, because it can be changed into another prime (1012220920211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506110160105 + 506110160106.

It is an arithmetic number, because the mean of its divisors is an integer number (506110160106).

Almost surely, 2^{1012220320211} is an apocalyptic number.

1012220320211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012220320211 is an equidigital number, since it uses as much as digits as its factorization.

1012220320211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1012220320211 its reverse (1120230222101), we get a palindrome (2132450542312).

The spelling of 1012220320211 in words is "one trillion, twelve billion, two hundred twenty million, three hundred twenty thousand, two hundred eleven".