12102111001147 has 2 divisors, whose sum is σ = 12102111001148. Its totient is φ = 12102111001146.

The previous prime is 12102111001109. The next prime is 12102111001177. The reversal of 12102111001147 is 74110011120121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12102111001147 is a prime.

It is a super-2 number, since 2×12102111001147² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12102111001177) 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, 6051055500573 + 6051055500574.

It is an arithmetic number, because the mean of its divisors is an integer number (6051055500574).

Almost surely, 2^{12102111001147} is an apocalyptic number.

12102111001147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102111001147 is an equidigital number, since it uses as much as digits as its factorization.

12102111001147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 12102111001147 its reverse (74110011120121), we get a palindrome (86212122121268).

The spelling of 12102111001147 in words is "twelve trillion, one hundred two billion, one hundred eleven million, one thousand, one hundred forty-seven".