20282140027 has 2 divisors, whose sum is σ = 20282140028. Its totient is φ = 20282140026.

The previous prime is 20282140001. The next prime is 20282140033. The reversal of 20282140027 is 72004128202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20282140027 is a prime.

It is a super-2 number, since 2×20282140027² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20282139977 and 20282140004.

It is not a weakly prime, because it can be changed into another prime (20282140057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10141070013 + 10141070014.

It is an arithmetic number, because the mean of its divisors is an integer number (10141070014).

Almost surely, 2^20282140027 is an apocalyptic number.

20282140027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20282140027 is an equidigital number, since it uses as much as digits as its factorization.

20282140027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 28.

Adding to 20282140027 its reverse (72004128202), we get a palindrome (92286268229).

The spelling of 20282140027 in words is "twenty billion, two hundred eighty-two million, one hundred forty thousand, twenty-seven".