213103231007 has 2 divisors, whose sum is σ = 213103231008. Its totient is φ = 213103231006.

The previous prime is 213103230983. The next prime is 213103231031. The reversal of 213103231007 is 700132301312.

213103231007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (213103230983) and next prime (213103231031).

It is a cyclic number.

It is not a de Polignac number, because 213103231007 - 2⁸ = 213103230751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213103231307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551615503 + 106551615504.

It is an arithmetic number, because the mean of its divisors is an integer number (106551615504).

Almost surely, 2^213103231007 is an apocalyptic number.

213103231007 is a deficient number, since it is larger than the sum of its proper divisors (1).

213103231007 is an equidigital number, since it uses as much as digits as its factorization.

213103231007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 213103231007 its reverse (700132301312), we get a palindrome (913235532319).

The spelling of 213103231007 in words is "two hundred thirteen billion, one hundred three million, two hundred thirty-one thousand, seven".