122113122001111 has 2 divisors, whose sum is σ = 122113122001112. Its totient is φ = 122113122001110.

The previous prime is 122113122001099. The next prime is 122113122001121. The reversal of 122113122001111 is 111100221311221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122113122001111 - 2⁷ = 122113122000983 is a prime.

It is a super-2 number, since 2×122113122001111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122113122001121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61056561000555 + 61056561000556.

It is an arithmetic number, because the mean of its divisors is an integer number (61056561000556).

Almost surely, 2^{122113122001111} is an apocalyptic number.

122113122001111 is a deficient number, since it is larger than the sum of its proper divisors (1).

122113122001111 is an equidigital number, since it uses as much as digits as its factorization.

122113122001111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 122113122001111 its reverse (111100221311221), we get a palindrome (233213343312332).

The spelling of 122113122001111 in words is "one hundred twenty-two trillion, one hundred thirteen billion, one hundred twenty-two million, one thousand, one hundred eleven".