100000001111 has 2 divisors, whose sum is σ = 100000001112. Its totient is φ = 100000001110.

The previous prime is 100000001099. The next prime is 100000001149. The reversal of 100000001111 is 111100000001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100000001111 - 2¹⁴ = 99999984727 is a prime.

100000001111 is a modest number, since divided by 1111 gives 1000 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 100000001095 and 100000001104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100000031111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000000555 + 50000000556.

It is an arithmetic number, because the mean of its divisors is an integer number (50000000556).

Almost surely, 2^100000001111 is an apocalyptic number.

100000001111 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000001111 is an equidigital number, since it uses as much as digits as its factorization.

100000001111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 100000001111 its reverse (111100000001), we get a palindrome (211100001112).

It can be divided in two parts, 100000001 and 111, that multiplied together give a palindrome (11100000111).

The spelling of 100000001111 in words is "one hundred billion, one thousand, one hundred eleven".