111031120034447 has 2 divisors, whose sum is σ = 111031120034448. Its totient is φ = 111031120034446.

The previous prime is 111031120034347. The next prime is 111031120034489. The reversal of 111031120034447 is 744430021130111.

It is a strong prime.

It is an emirp because it is prime and its reverse (744430021130111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111031120034447 - 2¹² = 111031120030351 is a prime.

It is a super-2 number, since 2×111031120034447² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111031120034347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55515560017223 + 55515560017224.

It is an arithmetic number, because the mean of its divisors is an integer number (55515560017224).

Almost surely, 2^{111031120034447} is an apocalyptic number.

111031120034447 is a deficient number, since it is larger than the sum of its proper divisors (1).

111031120034447 is an equidigital number, since it uses as much as digits as its factorization.

111031120034447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 111031120034447 its reverse (744430021130111), we get a palindrome (855461141164558).

The spelling of 111031120034447 in words is "one hundred eleven trillion, thirty-one billion, one hundred twenty million, thirty-four thousand, four hundred forty-seven".