213100031107 has 2 divisors, whose sum is σ = 213100031108. Its totient is φ = 213100031106.

The previous prime is 213100030967. The next prime is 213100031141. The reversal of 213100031107 is 701130001312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213100031107 - 2³¹ = 210952547459 is a prime.

It is not a weakly prime, because it can be changed into another prime (213100031707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106550015553 + 106550015554.

It is an arithmetic number, because the mean of its divisors is an integer number (106550015554).

Almost surely, 2^213100031107 is an apocalyptic number.

213100031107 is a deficient number, since it is larger than the sum of its proper divisors (1).

213100031107 is an equidigital number, since it uses as much as digits as its factorization.

213100031107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

Adding to 213100031107 its reverse (701130001312), we get a palindrome (914230032419).

The spelling of 213100031107 in words is "two hundred thirteen billion, one hundred million, thirty-one thousand, one hundred seven".