213103131014 has 4 divisors (see below), whose sum is σ = 319654696524. Its totient is φ = 106551565506.

The previous prime is 213103130987. The next prime is 213103131023. The reversal of 213103131014 is 410131301312.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53275782752 + ... + 53275782755.

It is an arithmetic number, because the mean of its divisors is an integer number (79913674131).

Almost surely, 2^213103131014 is an apocalyptic number.

213103131014 is a deficient number, since it is larger than the sum of its proper divisors (106551565510).

213103131014 is a wasteful number, since it uses less digits than its factorization.

213103131014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106551565509.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 213103131014 its reverse (410131301312), we get a palindrome (623234432326).

The spelling of 213103131014 in words is "two hundred thirteen billion, one hundred three million, one hundred thirty-one thousand, fourteen".