120122020001111 has 2 divisors, whose sum is σ = 120122020001112. Its totient is φ = 120122020001110.

The previous prime is 120122020001099. The next prime is 120122020001237. The reversal of 120122020001111 is 111100020221021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120122020001111 is a prime.

It is a super-2 number, since 2×120122020001111² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120122020501111) 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, 60061010000555 + 60061010000556.

It is an arithmetic number, because the mean of its divisors is an integer number (60061010000556).

Almost surely, 2^{120122020001111} is an apocalyptic number.

120122020001111 is a deficient number, since it is larger than the sum of its proper divisors (1).

120122020001111 is an equidigital number, since it uses as much as digits as its factorization.

120122020001111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120122020001111 its reverse (111100020221021), we get a palindrome (231222040222132).

The spelling of 120122020001111 in words is "one hundred twenty trillion, one hundred twenty-two billion, twenty million, one thousand, one hundred eleven".