1120131111111 has 16 divisors (see below), whose sum is σ = 1567451644416. Its totient is φ = 710157674336.

The previous prime is 1120131111101. The next prime is 1120131111163. The reversal of 1120131111111 is 1111111310211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1120131111111 - 2²³ = 1120122722503 is a prime.

1120131111111 is a modest number, since divided by 1111111 gives 112013 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120131111101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46906515 + ... + 46930388.

It is an arithmetic number, because the mean of its divisors is an integer number (97965727776).

Almost surely, 2^{1120131111111} is an apocalyptic number.

1120131111111 is a deficient number, since it is larger than the sum of its proper divisors (447320533305).

1120131111111 is a wasteful number, since it uses less digits than its factorization.

1120131111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93837102.

The product of its (nonzero) digits is 6, while the sum is 15.

Adding to 1120131111111 its reverse (1111111310211), we get a palindrome (2231242421322).

The spelling of 1120131111111 in words is "one trillion, one hundred twenty billion, one hundred thirty-one million, one hundred eleven thousand, one hundred eleven".