110100999987 has 48 divisors (see below), whose sum is σ = 193366293120. Its totient is φ = 59497286400.

The previous prime is 110100999959. The next prime is 110101000057. The reversal of 110100999987 is 789999001011.

It is a happy number.

It is not a de Polignac number, because 110100999987 - 2⁶ = 110100999923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110100999187) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1689589 + ... + 1753542.

It is an arithmetic number, because the mean of its divisors is an integer number (4028464440).

Almost surely, 2^110100999987 is an apocalyptic number.

110100999987 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

110100999987 is a deficient number, since it is larger than the sum of its proper divisors (83265293133).

110100999987 is a wasteful number, since it uses less digits than its factorization.

110100999987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443184 (or 3443181 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 54.

The spelling of 110100999987 in words is "one hundred ten billion, one hundred million, nine hundred ninety-nine thousand, nine hundred eighty-seven".