2183021842871 has 2 divisors, whose sum is σ = 2183021842872. Its totient is φ = 2183021842870.

The previous prime is 2183021842823. The next prime is 2183021842931. The reversal of 2183021842871 is 1782481203812.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2183021842871 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2183521842871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091510921435 + 1091510921436.

It is an arithmetic number, because the mean of its divisors is an integer number (1091510921436).

Almost surely, 2^{2183021842871} is an apocalyptic number.

2183021842871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2183021842871 is an equidigital number, since it uses as much as digits as its factorization.

2183021842871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 344064, while the sum is 47.

The spelling of 2183021842871 in words is "two trillion, one hundred eighty-three billion, twenty-one million, eight hundred forty-two thousand, eight hundred seventy-one".