122021121102011 has 2 divisors, whose sum is σ = 122021121102012. Its totient is φ = 122021121102010.

The previous prime is 122021121101851. The next prime is 122021121102029. The reversal of 122021121102011 is 110201121120221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122021121102011 is a prime.

It is not a weakly prime, because it can be changed into another prime (122021121152011) 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, 61010560551005 + 61010560551006.

It is an arithmetic number, because the mean of its divisors is an integer number (61010560551006).

Almost surely, 2^{122021121102011} is an apocalyptic number.

122021121102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122021121102011 is an equidigital number, since it uses as much as digits as its factorization.

122021121102011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122021121102011 its reverse (110201121120221), we get a palindrome (232222242222232).

The spelling of 122021121102011 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred twenty-one million, one hundred two thousand, eleven".