213122230130111 has 2 divisors, whose sum is σ = 213122230130112. Its totient is φ = 213122230130110.

The previous prime is 213122230130083. The next prime is 213122230130167. The reversal of 213122230130111 is 111031032221312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213122230130111 - 2²² = 213122225935807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213122230150111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106561115065055 + 106561115065056.

It is an arithmetic number, because the mean of its divisors is an integer number (106561115065056).

Almost surely, 2^{213122230130111} is an apocalyptic number.

213122230130111 is a deficient number, since it is larger than the sum of its proper divisors (1).

213122230130111 is an equidigital number, since it uses as much as digits as its factorization.

213122230130111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 213122230130111 its reverse (111031032221312), we get a palindrome (324153262351423).

The spelling of 213122230130111 in words is "two hundred thirteen trillion, one hundred twenty-two billion, two hundred thirty million, one hundred thirty thousand, one hundred eleven".