1120231411111 has 4 divisors (see below), whose sum is σ = 1122760150632. Its totient is φ = 1117702671592.

The previous prime is 1120231411081. The next prime is 1120231411127. The reversal of 1120231411111 is 1111141320211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1120231411111 - 2¹⁷ = 1120231280039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120231411181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1264369096 + ... + 1264369981.

It is an arithmetic number, because the mean of its divisors is an integer number (280690037658).

Almost surely, 2^{1120231411111} is an apocalyptic number.

1120231411111 is a deficient number, since it is larger than the sum of its proper divisors (2528739521).

1120231411111 is an equidigital number, since it uses as much as digits as its factorization.

1120231411111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528739520.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 1120231411111 its reverse (1111141320211), we get a palindrome (2231372731322).

The spelling of 1120231411111 in words is "one trillion, one hundred twenty billion, two hundred thirty-one million, four hundred eleven thousand, one hundred eleven".