100242021321003 has 4 divisors (see below), whose sum is σ = 133656028428008. Its totient is φ = 66828014214000.

The previous prime is 100242021320989. The next prime is 100242021321017. The reversal of 100242021321003 is 300123120242001.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (100242021320989) and next prime (100242021321017).

It is not a de Polignac number, because 100242021321003 - 2³² = 100237726353707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100242021321073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16707003553498 + ... + 16707003553503.

It is an arithmetic number, because the mean of its divisors is an integer number (33414007107002).

Almost surely, 2^{100242021321003} is an apocalyptic number.

100242021321003 is a deficient number, since it is larger than the sum of its proper divisors (33414007107005).

100242021321003 is an equidigital number, since it uses as much as digits as its factorization.

100242021321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33414007107004.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 100242021321003 its reverse (300123120242001), we get a palindrome (400365141563004).

The spelling of 100242021321003 in words is "one hundred trillion, two hundred forty-two billion, twenty-one million, three hundred twenty-one thousand, three".