1121144033111 has 2 divisors, whose sum is σ = 1121144033112. Its totient is φ = 1121144033110.

The previous prime is 1121144033029. The next prime is 1121144033123. The reversal of 1121144033111 is 1113304411211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121144033111 - 2¹⁰ = 1121144032087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121144033161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560572016555 + 560572016556.

It is an arithmetic number, because the mean of its divisors is an integer number (560572016556).

Almost surely, 2^{1121144033111} is an apocalyptic number.

1121144033111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121144033111 is an equidigital number, since it uses as much as digits as its factorization.

1121144033111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 1121144033111 its reverse (1113304411211), we get a palindrome (2234448444322).

The spelling of 1121144033111 in words is "one trillion, one hundred twenty-one billion, one hundred forty-four million, thirty-three thousand, one hundred eleven".