12102201310127 has 2 divisors, whose sum is σ = 12102201310128. Its totient is φ = 12102201310126.

The previous prime is 12102201310117. The next prime is 12102201310139. The reversal of 12102201310127 is 72101310220121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12102201310127 - 2²⁰ = 12102200261551 is a prime.

It is a super-2 number, since 2×12102201310127² (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 (12102201310117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051100655063 + 6051100655064.

It is an arithmetic number, because the mean of its divisors is an integer number (6051100655064).

Almost surely, 2^{12102201310127} is an apocalyptic number.

12102201310127 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102201310127 is an equidigital number, since it uses as much as digits as its factorization.

12102201310127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 12102201310127 its reverse (72101310220121), we get a palindrome (84203511530248).

The spelling of 12102201310127 in words is "twelve trillion, one hundred two billion, two hundred one million, three hundred ten thousand, one hundred twenty-seven".