1111011101131 has 2 divisors, whose sum is σ = 1111011101132. Its totient is φ = 1111011101130.

The previous prime is 1111011101117. The next prime is 1111011101141. The reversal of 1111011101131 is 1311011101111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111011101131 - 2³⁵ = 1076651362763 is a prime.

It is a super-2 number, since 2×1111011101131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1111011101141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555505550565 + 555505550566.

It is an arithmetic number, because the mean of its divisors is an integer number (555505550566).

Almost surely, 2^{1111011101131} is an apocalyptic number.

1111011101131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111011101131 is an equidigital number, since it uses as much as digits as its factorization.

1111011101131 is an evil number, because the sum of its binary digits is even.

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

Adding to 1111011101131 its reverse (1311011101111), we get a palindrome (2422022202242).

The spelling of 1111011101131 in words is "one trillion, one hundred eleven billion, eleven million, one hundred one thousand, one hundred thirty-one".