20112442027 has 2 divisors, whose sum is σ = 20112442028. Its totient is φ = 20112442026.

The previous prime is 20112441863. The next prime is 20112442033. The reversal of 20112442027 is 72024421102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20112442027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20112441992 and 20112442010.

It is not a weakly prime, because it can be changed into another prime (20112442627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056221013 + 10056221014.

It is an arithmetic number, because the mean of its divisors is an integer number (10056221014).

Almost surely, 2^20112442027 is an apocalyptic number.

20112442027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112442027 is an equidigital number, since it uses as much as digits as its factorization.

20112442027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 20112442027 its reverse (72024421102), we get a palindrome (92136863129).

The spelling of 20112442027 in words is "twenty billion, one hundred twelve million, four hundred forty-two thousand, twenty-seven".