100001111058 has 96 divisors (see below), whose sum is σ = 229794888960. Its totient is φ = 32578951680.

The previous prime is 100001111057. The next prime is 100001111129. The reversal of 100001111058 is 850111100001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 100001111058.

It is not an unprimeable number, because it can be changed into a prime (100001111057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18933378 + ... + 18938658.

It is an arithmetic number, because the mean of its divisors is an integer number (2393696760).

Almost surely, 2^100001111058 is an apocalyptic number.

100001111058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100001111058, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114897444480).

100001111058 is an abundant number, since it is smaller than the sum of its proper divisors (129793777902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100001111058 is an equidigital number, since it uses as much as digits as its factorization.

100001111058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174 (or 6162 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 18.

Adding to 100001111058 its reverse (850111100001), we get a palindrome (950112211059).

The spelling of 100001111058 in words is "one hundred billion, one million, one hundred eleven thousand, fifty-eight".