20112441863 has 2 divisors, whose sum is σ = 20112441864. Its totient is φ = 20112441862.

The previous prime is 20112441781. The next prime is 20112442027. The reversal of 20112441863 is 36814421102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20112441863 - 2¹⁰ = 20112440839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20112441763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056220931 + 10056220932.

It is an arithmetic number, because the mean of its divisors is an integer number (10056220932).

Almost surely, 2^20112441863 is an apocalyptic number.

20112441863 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112441863 is an equidigital number, since it uses as much as digits as its factorization.

20112441863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 20112441863 its reverse (36814421102), we get a palindrome (56926862965).

The spelling of 20112441863 in words is "twenty billion, one hundred twelve million, four hundred forty-one thousand, eight hundred sixty-three".