122220302011 has 2 divisors, whose sum is σ = 122220302012. Its totient is φ = 122220302010.

The previous prime is 122220301943. The next prime is 122220302033. The reversal of 122220302011 is 110203022221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122220302011 - 2⁷ = 122220301883 is a prime.

It is not a weakly prime, because it can be changed into another prime (122220302051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110151005 + 61110151006.

It is an arithmetic number, because the mean of its divisors is an integer number (61110151006).

Almost surely, 2^122220302011 is an apocalyptic number.

122220302011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122220302011 is an equidigital number, since it uses as much as digits as its factorization.

122220302011 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 16.

Adding to 122220302011 its reverse (110203022221), we get a palindrome (232423324232).

The spelling of 122220302011 in words is "one hundred twenty-two billion, two hundred twenty million, three hundred two thousand, eleven".