1011110111131 has 2 divisors, whose sum is σ = 1011110111132. Its totient is φ = 1011110111130.

The previous prime is 1011110111023. The next prime is 1011110111147. The reversal of 1011110111131 is 1311110111101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011110111131 - 2¹¹ = 1011110109083 is a prime.

It is a super-2 number, since 2×1011110111131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1011110181131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505555055565 + 505555055566.

It is an arithmetic number, because the mean of its divisors is an integer number (505555055566).

Almost surely, 2^{1011110111131} is an apocalyptic number.

1011110111131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011110111131 is an equidigital number, since it uses as much as digits as its factorization.

1011110111131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3, while the sum is 13.

Adding to 1011110111131 its reverse (1311110111101), we get a palindrome (2322220222232).

The spelling of 1011110111131 in words is "one trillion, eleven billion, one hundred ten million, one hundred eleven thousand, one hundred thirty-one".