122120220011 has 2 divisors, whose sum is σ = 122120220012. Its totient is φ = 122120220010.

The previous prime is 122120219987. The next prime is 122120220037. The reversal of 122120220011 is 110022021221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122120220011 - 2¹⁸ = 122119957867 is a prime.

It is not a weakly prime, because it can be changed into another prime (122120220311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61060110005 + 61060110006.

It is an arithmetic number, because the mean of its divisors is an integer number (61060110006).

Almost surely, 2^122120220011 is an apocalyptic number.

122120220011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122120220011 is an equidigital number, since it uses as much as digits as its factorization.

122120220011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122120220011 its reverse (110022021221), we get a palindrome (232142241232).

The spelling of 122120220011 in words is "one hundred twenty-two billion, one hundred twenty million, two hundred twenty thousand, eleven".