213000232223111 has 2 divisors, whose sum is σ = 213000232223112. Its totient is φ = 213000232223110.

The previous prime is 213000232223087. The next prime is 213000232223117. The reversal of 213000232223111 is 111322232000312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213000232223111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213000232223117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106500116111555 + 106500116111556.

It is an arithmetic number, because the mean of its divisors is an integer number (106500116111556).

Almost surely, 2^{213000232223111} is an apocalyptic number.

213000232223111 is a deficient number, since it is larger than the sum of its proper divisors (1).

213000232223111 is an equidigital number, since it uses as much as digits as its factorization.

213000232223111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 213000232223111 its reverse (111322232000312), we get a palindrome (324322464223423).

The spelling of 213000232223111 in words is "two hundred thirteen trillion, two hundred thirty-two million, two hundred twenty-three thousand, one hundred eleven".