4212142203443 has 4 divisors (see below), whose sum is σ = 4395278821008. Its totient is φ = 4029005585880.

The previous prime is 4212142203431. The next prime is 4212142203463. The reversal of 4212142203443 is 3443022412124.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4212142203443 - 2³² = 4207847236147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4212142203463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91568308748 + ... + 91568308793.

It is an arithmetic number, because the mean of its divisors is an integer number (1098819705252).

Almost surely, 2^{4212142203443} is an apocalyptic number.

4212142203443 is a deficient number, since it is larger than the sum of its proper divisors (183136617565).

4212142203443 is a wasteful number, since it uses less digits than its factorization.

4212142203443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183136617564.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 4212142203443 its reverse (3443022412124), we get a palindrome (7655164615567).

The spelling of 4212142203443 in words is "four trillion, two hundred twelve billion, one hundred forty-two million, two hundred three thousand, four hundred forty-three".