20002852142827 has 2 divisors, whose sum is σ = 20002852142828. Its totient is φ = 20002852142826.

The previous prime is 20002852142821. The next prime is 20002852142939. The reversal of 20002852142827 is 72824125820002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20002852142827 - 2³¹ = 20000704659179 is a prime.

It is a super-2 number, since 2×20002852142827² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20002852142821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001426071413 + 10001426071414.

It is an arithmetic number, because the mean of its divisors is an integer number (10001426071414).

Almost surely, 2^{20002852142827} is an apocalyptic number.

20002852142827 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002852142827 is an equidigital number, since it uses as much as digits as its factorization.

20002852142827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 286720, while the sum is 43.

Adding to 20002852142827 its reverse (72824125820002), we get a palindrome (92826977962829).

The spelling of 20002852142827 in words is "twenty trillion, two billion, eight hundred fifty-two million, one hundred forty-two thousand, eight hundred twenty-seven".