111100010110087 has 2 divisors, whose sum is σ = 111100010110088. Its totient is φ = 111100010110086.

The previous prime is 111100010110079. The next prime is 111100010110123. The reversal of 111100010110087 is 780011010001111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111100010110087 - 2³ = 111100010110079 is a prime.

It is a super-2 number, since 2×111100010110087² (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 (111100010110787) 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, 55550005055043 + 55550005055044.

It is an arithmetic number, because the mean of its divisors is an integer number (55550005055044).

Almost surely, 2^{111100010110087} is an apocalyptic number.

111100010110087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100010110087 is an equidigital number, since it uses as much as digits as its factorization.

111100010110087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 22.

Adding to 111100010110087 its reverse (780011010001111), we get a palindrome (891111020111198).

The spelling of 111100010110087 in words is "one hundred eleven trillion, one hundred billion, ten million, one hundred ten thousand, eighty-seven".