100111053873 has 4 divisors (see below), whose sum is σ = 133481405168. Its totient is φ = 66740702580.

The previous prime is 100111053839. The next prime is 100111053899. The reversal of 100111053873 is 378350111001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 378350111001 = 3 ⋅126116703667.

It is not a de Polignac number, because 100111053873 - 2³² = 95816086577 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100111053873.

It is not an unprimeable number, because it can be changed into a prime (100111053173) 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 3 ways as a sum of consecutive naturals, for example, 16685175643 + ... + 16685175648.

It is an arithmetic number, because the mean of its divisors is an integer number (33370351292).

Almost surely, 2^100111053873 is an apocalyptic number.

It is an amenable number.

100111053873 is a deficient number, since it is larger than the sum of its proper divisors (33370351295).

100111053873 is an equidigital number, since it uses as much as digits as its factorization.

100111053873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33370351294.

The product of its (nonzero) digits is 2520, while the sum is 30.

Adding to 100111053873 its reverse (378350111001), we get a palindrome (478461164874).

The spelling of 100111053873 in words is "one hundred billion, one hundred eleven million, fifty-three thousand, eight hundred seventy-three".