213111344107 has 2 divisors, whose sum is σ = 213111344108. Its totient is φ = 213111344106.

The previous prime is 213111344087. The next prime is 213111344137. The reversal of 213111344107 is 701443111312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213111344107 - 2⁷ = 213111343979 is a prime.

It is not a weakly prime, because it can be changed into another prime (213111344137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106555672053 + 106555672054.

It is an arithmetic number, because the mean of its divisors is an integer number (106555672054).

Almost surely, 2^213111344107 is an apocalyptic number.

213111344107 is a deficient number, since it is larger than the sum of its proper divisors (1).

213111344107 is an equidigital number, since it uses as much as digits as its factorization.

213111344107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 213111344107 its reverse (701443111312), we get a palindrome (914554455419).

The spelling of 213111344107 in words is "two hundred thirteen billion, one hundred eleven million, three hundred forty-four thousand, one hundred seven".