212100432143 has 2 divisors, whose sum is σ = 212100432144. Its totient is φ = 212100432142.

The previous prime is 212100432139. The next prime is 212100432151. The reversal of 212100432143 is 341234001212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212100432143 - 2² = 212100432139 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212100422143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050216071 + 106050216072.

It is an arithmetic number, because the mean of its divisors is an integer number (106050216072).

Almost surely, 2^212100432143 is an apocalyptic number.

212100432143 is a deficient number, since it is larger than the sum of its proper divisors (1).

212100432143 is an equidigital number, since it uses as much as digits as its factorization.

212100432143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 212100432143 its reverse (341234001212), we get a palindrome (553334433355).

The spelling of 212100432143 in words is "two hundred twelve billion, one hundred million, four hundred thirty-two thousand, one hundred forty-three".