213100101322111 has 2 divisors, whose sum is σ = 213100101322112. Its totient is φ = 213100101322110.

The previous prime is 213100101322067. The next prime is 213100101322117. The reversal of 213100101322111 is 111223101001312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213100101322111 - 2²³ = 213100092933503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213100101322117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106550050661055 + 106550050661056.

It is an arithmetic number, because the mean of its divisors is an integer number (106550050661056).

Almost surely, 2^{213100101322111} is an apocalyptic number.

213100101322111 is a deficient number, since it is larger than the sum of its proper divisors (1).

213100101322111 is an equidigital number, since it uses as much as digits as its factorization.

213100101322111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 213100101322111 its reverse (111223101001312), we get a palindrome (324323202323423).

The spelling of 213100101322111 in words is "two hundred thirteen trillion, one hundred billion, one hundred one million, three hundred twenty-two thousand, one hundred eleven".