212430324123143 has 12 divisors (see below), whose sum is σ = 247113104590800. Its totient is φ = 182082929700672.

The previous prime is 212430324123131. The next prime is 212430324123223. The reversal of 212430324123143 is 341321423034212.

It is a happy number.

It is not a de Polignac number, because 212430324123143 - 2¹⁸ = 212430323860999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212430324123443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55203758 + ... + 58926356.

It is an arithmetic number, because the mean of its divisors is an integer number (20592758715900).

Almost surely, 2^{212430324123143} is an apocalyptic number.

212430324123143 is a deficient number, since it is larger than the sum of its proper divisors (34682780467657).

212430324123143 is a wasteful number, since it uses less digits than its factorization.

212430324123143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887206 (or 4887199 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 212430324123143 its reverse (341321423034212), we get a palindrome (553751747157355).

The spelling of 212430324123143 in words is "two hundred twelve trillion, four hundred thirty billion, three hundred twenty-four million, one hundred twenty-three thousand, one hundred forty-three".