100000111099997 has 2 divisors, whose sum is σ = 100000111099998. Its totient is φ = 100000111099996.

The previous prime is 100000111099991. The next prime is 100000111100063. The reversal of 100000111099997 is 799990111000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85290285855076 + 14709825244921 = 9235274^2 + 3835339^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000111099997 - 2²² = 100000106905693 is a prime.

It is a super-3 number, since 3×100000111099997³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100000111099991) 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, 50000055549998 + 50000055549999.

It is an arithmetic number, because the mean of its divisors is an integer number (50000055549999).

Almost surely, 2^{100000111099997} is an apocalyptic number.

It is an amenable number.

100000111099997 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000111099997 is an equidigital number, since it uses as much as digits as its factorization.

100000111099997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45927, while the sum is 47.

Adding to 100000111099997 its reverse (799990111000001), we get a palindrome (899990222099998).

The spelling of 100000111099997 in words is "one hundred trillion, one hundred eleven million, ninety-nine thousand, nine hundred ninety-seven".