230144237111 has 2 divisors, whose sum is σ = 230144237112. Its totient is φ = 230144237110.

The previous prime is 230144237053. The next prime is 230144237137. The reversal of 230144237111 is 111732441032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230144237111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230144237311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115072118555 + 115072118556.

It is an arithmetic number, because the mean of its divisors is an integer number (115072118556).

Almost surely, 2^230144237111 is an apocalyptic number.

230144237111 is a deficient number, since it is larger than the sum of its proper divisors (1).

230144237111 is an equidigital number, since it uses as much as digits as its factorization.

230144237111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 230144237111 its reverse (111732441032), we get a palindrome (341876678143).

The spelling of 230144237111 in words is "two hundred thirty billion, one hundred forty-four million, two hundred thirty-seven thousand, one hundred eleven".