111000318983557 has 2 divisors, whose sum is σ = 111000318983558. Its totient is φ = 111000318983556.

The previous prime is 111000318983467. The next prime is 111000318983563. The reversal of 111000318983557 is 755389813000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95847252405921 + 15153066577636 = 9790161^2 + 3892694^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000318983557 - 2³⁵ = 110965959245189 is a prime.

It is a super-4 number, since 4×111000318983557⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111000318983597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500159491778 + 55500159491779.

It is an arithmetic number, because the mean of its divisors is an integer number (55500159491779).

Almost surely, 2^{111000318983557} is an apocalyptic number.

It is an amenable number.

111000318983557 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000318983557 is an equidigital number, since it uses as much as digits as its factorization.

111000318983557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 52.

The spelling of 111000318983557 in words is "one hundred eleven trillion, three hundred eighteen million, nine hundred eighty-three thousand, five hundred fifty-seven".