214231600561543 has 4 divisors (see below), whose sum is σ = 214690340606040. Its totient is φ = 213772860517048.

The previous prime is 214231600561541. The next prime is 214231600561567. The reversal of 214231600561543 is 345165006132412.

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 214231600561543 - 2¹ = 214231600561541 is a prime.

It is a super-2 number, since 2×214231600561543² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214231600561543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214231600561541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229370021548 + ... + 229370022481.

It is an arithmetic number, because the mean of its divisors is an integer number (53672585151510).

Almost surely, 2^{214231600561543} is an apocalyptic number.

214231600561543 is a deficient number, since it is larger than the sum of its proper divisors (458740044497).

214231600561543 is an equidigital number, since it uses as much as digits as its factorization.

214231600561543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458740044496.

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 214231600561543 its reverse (345165006132412), we get a palindrome (559396606693955).

The spelling of 214231600561543 in words is "two hundred fourteen trillion, two hundred thirty-one billion, six hundred million, five hundred sixty-one thousand, five hundred forty-three".