1121023232111 has 2 divisors, whose sum is σ = 1121023232112. Its totient is φ = 1121023232110.

The previous prime is 1121023232047. The next prime is 1121023232129. The reversal of 1121023232111 is 1112323201211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121023232111 - 2⁶ = 1121023232047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121023232011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560511616055 + 560511616056.

It is an arithmetic number, because the mean of its divisors is an integer number (560511616056).

Almost surely, 2^{1121023232111} is an apocalyptic number.

1121023232111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121023232111 is an equidigital number, since it uses as much as digits as its factorization.

1121023232111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1121023232111 its reverse (1112323201211), we get a palindrome (2233346433322).

The spelling of 1121023232111 in words is "one trillion, one hundred twenty-one billion, twenty-three million, two hundred thirty-two thousand, one hundred eleven".