20127125442371 has 2 divisors, whose sum is σ = 20127125442372. Its totient is φ = 20127125442370.

The previous prime is 20127125442367. The next prime is 20127125442419. The reversal of 20127125442371 is 17324452172102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20127125442371 - 2² = 20127125442367 is a prime.

It is not a weakly prime, because it can be changed into another prime (20127125442071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10063562721185 + 10063562721186.

It is an arithmetic number, because the mean of its divisors is an integer number (10063562721186).

Almost surely, 2^{20127125442371} is an apocalyptic number.

20127125442371 is a deficient number, since it is larger than the sum of its proper divisors (1).

20127125442371 is an equidigital number, since it uses as much as digits as its factorization.

20127125442371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 20127125442371 in words is "twenty trillion, one hundred twenty-seven billion, one hundred twenty-five million, four hundred forty-two thousand, three hundred seventy-one".