100442141123 has 4 divisors (see below), whose sum is σ = 100447996968. Its totient is φ = 100436285280.

The previous prime is 100442141119. The next prime is 100442141179. The reversal of 100442141123 is 321141244001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321141244001 = 10939 ⋅29357459.

It is a cyclic number.

It is not a de Polignac number, because 100442141123 - 2² = 100442141119 is a prime.

It is a super-2 number, since 2×100442141123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100442141113) 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, 2902118 + ... + 2936523.

It is an arithmetic number, because the mean of its divisors is an integer number (25111999242).

Almost surely, 2^100442141123 is an apocalyptic number.

100442141123 is a deficient number, since it is larger than the sum of its proper divisors (5855845).

100442141123 is an equidigital number, since it uses as much as digits as its factorization.

100442141123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855844.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 100442141123 its reverse (321141244001), we get a palindrome (421583385124).

The spelling of 100442141123 in words is "one hundred billion, four hundred forty-two million, one hundred forty-one thousand, one hundred twenty-three".