100442530451 has 4 divisors (see below), whose sum is σ = 100443650952. Its totient is φ = 100441409952.

The previous prime is 100442530439. The next prime is 100442530459. The reversal of 100442530451 is 154035244001.

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

It is a cyclic number.

It is not a de Polignac number, because 100442530451 - 2²² = 100438336147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100442530459) 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, 412865 + ... + 609378.

It is an arithmetic number, because the mean of its divisors is an integer number (25110912738).

Almost surely, 2^100442530451 is an apocalyptic number.

100442530451 is a deficient number, since it is larger than the sum of its proper divisors (1120501).

100442530451 is an equidigital number, since it uses as much as digits as its factorization.

100442530451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120500.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 100442530451 its reverse (154035244001), we get a palindrome (254477774452).

The spelling of 100442530451 in words is "one hundred billion, four hundred forty-two million, five hundred thirty thousand, four hundred fifty-one".