122110122122011 has 2 divisors, whose sum is σ = 122110122122012. Its totient is φ = 122110122122010.

The previous prime is 122110122121937. The next prime is 122110122122017. The reversal of 122110122122011 is 110221221011221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122110122122011 - 2¹⁵ = 122110122089243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122110122122011.

It is not a weakly prime, because it can be changed into another prime (122110122122017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055061061005 + 61055061061006.

It is an arithmetic number, because the mean of its divisors is an integer number (61055061061006).

Almost surely, 2^{122110122122011} is an apocalyptic number.

122110122122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122110122122011 is an equidigital number, since it uses as much as digits as its factorization.

122110122122011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122110122122011 its reverse (110221221011221), we get a palindrome (232331343133232).

The spelling of 122110122122011 in words is "one hundred twenty-two trillion, one hundred ten billion, one hundred twenty-two million, one hundred twenty-two thousand, eleven".