211242331103 has 2 divisors, whose sum is σ = 211242331104. Its totient is φ = 211242331102.

The previous prime is 211242331073. The next prime is 211242331159. The reversal of 211242331103 is 301133242112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211242331103 - 2⁶ = 211242331039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211242231103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105621165551 + 105621165552.

It is an arithmetic number, because the mean of its divisors is an integer number (105621165552).

Almost surely, 2^211242331103 is an apocalyptic number.

211242331103 is a deficient number, since it is larger than the sum of its proper divisors (1).

211242331103 is an equidigital number, since it uses as much as digits as its factorization.

211242331103 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 211242331103 its reverse (301133242112), we get a palindrome (512375573215).

The spelling of 211242331103 in words is "two hundred eleven billion, two hundred forty-two million, three hundred thirty-one thousand, one hundred three".