110001009979 has 24 divisors (see below), whose sum is σ = 135388197600. Its totient is φ = 89324027856.

The previous prime is 110001009977. The next prime is 110001010019. The reversal of 110001009979 is 979900100011.

It is not a de Polignac number, because 110001009979 - 2¹ = 110001009977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110001009977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 320364 + ... + 568009.

It is an arithmetic number, because the mean of its divisors is an integer number (5641174900).

Almost surely, 2^110001009979 is an apocalyptic number.

110001009979 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

110001009979 is a deficient number, since it is larger than the sum of its proper divisors (25387187621).

110001009979 is an frugal number, since it uses more digits than its factorization.

110001009979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888432 (or 888399 counting only the distinct ones).

The product of its (nonzero) digits is 5103, while the sum is 37.

The spelling of 110001009979 in words is "one hundred ten billion, one million, nine thousand, nine hundred seventy-nine".