20127200253151 has 4 divisors (see below), whose sum is σ = 20129984490600. Its totient is φ = 20124416015704.

The previous prime is 20127200253143. The next prime is 20127200253161. The reversal of 20127200253151 is 15135200272102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20127200253151 - 2³ = 20127200253143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20127200253101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1392107881 + ... + 1392122338.

It is an arithmetic number, because the mean of its divisors is an integer number (5032496122650).

Almost surely, 2^{20127200253151} is an apocalyptic number.

20127200253151 is a deficient number, since it is larger than the sum of its proper divisors (2784237449).

20127200253151 is an equidigital number, since it uses as much as digits as its factorization.

20127200253151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784237448.

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 20127200253151 in words is "twenty trillion, one hundred twenty-seven billion, two hundred million, two hundred fifty-three thousand, one hundred fifty-one".