1210243241111 has 2 divisors, whose sum is σ = 1210243241112. Its totient is φ = 1210243241110.

The previous prime is 1210243241099. The next prime is 1210243241173. The reversal of 1210243241111 is 1111423420121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1210243241111 - 2¹⁴ = 1210243224727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210243241411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605121620555 + 605121620556.

It is an arithmetic number, because the mean of its divisors is an integer number (605121620556).

Almost surely, 2^{1210243241111} is an apocalyptic number.

1210243241111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210243241111 is an equidigital number, since it uses as much as digits as its factorization.

1210243241111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1210243241111 its reverse (1111423420121), we get a palindrome (2321666661232).

The spelling of 1210243241111 in words is "one trillion, two hundred ten billion, two hundred forty-three million, two hundred forty-one thousand, one hundred eleven".