12000122201117 has 2 divisors, whose sum is σ = 12000122201118. Its totient is φ = 12000122201116.

The previous prime is 12000122201099. The next prime is 12000122201141. The reversal of 12000122201117 is 71110222100021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11999372208121 + 749992996 = 3464011^2 + 27386^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12000122201117 is a prime.

It is a super-2 number, since 2×12000122201117² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000122200117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000061100558 + 6000061100559.

It is an arithmetic number, because the mean of its divisors is an integer number (6000061100559).

Almost surely, 2^{12000122201117} is an apocalyptic number.

It is an amenable number.

12000122201117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000122201117 is an equidigital number, since it uses as much as digits as its factorization.

12000122201117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 12000122201117 its reverse (71110222100021), we get a palindrome (83110344301138).

The spelling of 12000122201117 in words is "twelve trillion, one hundred twenty-two million, two hundred one thousand, one hundred seventeen".