111010011101131 has 2 divisors, whose sum is σ = 111010011101132. Its totient is φ = 111010011101130.

The previous prime is 111010011101113. The next prime is 111010011101167. The reversal of 111010011101131 is 131101110010111.

It is a happy number.

Together with previous prime (111010011101113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111010011101131 - 2²³ = 111010002712523 is a prime.

It is a super-2 number, since 2×111010011101131² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111010011101531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505005550565 + 55505005550566.

It is an arithmetic number, because the mean of its divisors is an integer number (55505005550566).

Almost surely, 2^{111010011101131} is an apocalyptic number.

111010011101131 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010011101131 is an equidigital number, since it uses as much as digits as its factorization.

111010011101131 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 111010011101131 its reverse (131101110010111), we get a palindrome (242111121111242).

The spelling of 111010011101131 in words is "one hundred eleven trillion, ten billion, eleven million, one hundred one thousand, one hundred thirty-one".