122101122222011 has 2 divisors, whose sum is σ = 122101122222012. Its totient is φ = 122101122222010.

The previous prime is 122101122221933. The next prime is 122101122222049. The reversal of 122101122222011 is 110222221101221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122101122222011 - 2³⁰ = 122100048480187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (122101122212011) 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, 61050561111005 + 61050561111006.

It is an arithmetic number, because the mean of its divisors is an integer number (61050561111006).

Almost surely, 2^{122101122222011} is an apocalyptic number.

122101122222011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122101122222011 is an equidigital number, since it uses as much as digits as its factorization.

122101122222011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122101122222011 its reverse (110222221101221), we get a palindrome (232323343323232).

The spelling of 122101122222011 in words is "one hundred twenty-two trillion, one hundred one billion, one hundred twenty-two million, two hundred twenty-two thousand, eleven".