20119860143 has 2 divisors, whose sum is σ = 20119860144. Its totient is φ = 20119860142.

The previous prime is 20119860127. The next prime is 20119860169. The reversal of 20119860143 is 34106891102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20119860143 - 2⁴ = 20119860127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20119860193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10059930071 + 10059930072.

It is an arithmetic number, because the mean of its divisors is an integer number (10059930072).

Almost surely, 2^20119860143 is an apocalyptic number.

20119860143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20119860143 is an equidigital number, since it uses as much as digits as its factorization.

20119860143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 20119860143 in words is "twenty billion, one hundred nineteen million, eight hundred sixty thousand, one hundred forty-three".