20120013127 has 2 divisors, whose sum is σ = 20120013128. Its totient is φ = 20120013126.

The previous prime is 20120013091. The next prime is 20120013149. The reversal of 20120013127 is 72131002102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20120013127 - 2²⁷ = 19985795399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20120016127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060006563 + 10060006564.

It is an arithmetic number, because the mean of its divisors is an integer number (10060006564).

Almost surely, 2^20120013127 is an apocalyptic number.

20120013127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120013127 is an equidigital number, since it uses as much as digits as its factorization.

20120013127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 20120013127 its reverse (72131002102), we get a palindrome (92251015229).

The spelling of 20120013127 in words is "twenty billion, one hundred twenty million, thirteen thousand, one hundred twenty-seven".