127200037271123 has 2 divisors, whose sum is σ = 127200037271124. Its totient is φ = 127200037271122.

The previous prime is 127200037271063. The next prime is 127200037271141. The reversal of 127200037271123 is 321172730002721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127200037271123 is a prime.

It is a super-2 number, since 2×127200037271123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (127200037271143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63600018635561 + 63600018635562.

It is an arithmetic number, because the mean of its divisors is an integer number (63600018635562).

Almost surely, 2^{127200037271123} is an apocalyptic number.

127200037271123 is a deficient number, since it is larger than the sum of its proper divisors (1).

127200037271123 is an equidigital number, since it uses as much as digits as its factorization.

127200037271123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 38.

Adding to 127200037271123 its reverse (321172730002721), we get a palindrome (448372767273844).

The spelling of 127200037271123 in words is "one hundred twenty-seven trillion, two hundred billion, thirty-seven million, two hundred seventy-one thousand, one hundred twenty-three".