1120143111 has 16 divisors (see below), whose sum is σ = 1506556800. Its totient is φ = 740266400.

The previous prime is 1120143109. The next prime is 1120143113. The reversal of 1120143111 is 1113410211.

It is an interprime number because it is at equal distance from previous prime (1120143109) and next prime (1120143113).

It is a cyclic number.

It is not a de Polignac number, because 1120143111 - 2¹ = 1120143109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120143113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249436 + ... + 253886.

It is an arithmetic number, because the mean of its divisors is an integer number (94159800).

Almost surely, 2^1120143111 is an apocalyptic number.

1120143111 is a deficient number, since it is larger than the sum of its proper divisors (386413689).

1120143111 is a wasteful number, since it uses less digits than its factorization.

1120143111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1120143111 is about 33468.5391225850. The cubic root of 1120143111 is about 1038.5430508092.

Adding to 1120143111 its reverse (1113410211), we get a palindrome (2233553322).

The spelling of 1120143111 in words is "one billion, one hundred twenty million, one hundred forty-three thousand, one hundred eleven".