100523413443 has 8 divisors (see below), whose sum is σ = 137148223168. Its totient is φ = 65457106344.

The previous prime is 100523413433. The next prime is 100523413451. The reversal of 100523413443 is 344314325001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100523413443 - 2¹² = 100523409347 is a prime.

It is a super-2 number, since 2×100523413443² (a number of 23 digits) contains 22 as substring.

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 100523413443.

It is not an unprimeable number, because it can be changed into a prime (100523413423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389625505 + ... + 389625762.

It is an arithmetic number, because the mean of its divisors is an integer number (17143527896).

Almost surely, 2^100523413443 is an apocalyptic number.

100523413443 is a deficient number, since it is larger than the sum of its proper divisors (36624809725).

100523413443 is an equidigital number, since it uses as much as digits as its factorization.

100523413443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779251313.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 100523413443 its reverse (344314325001), we get a palindrome (444837738444).

The spelling of 100523413443 in words is "one hundred billion, five hundred twenty-three million, four hundred thirteen thousand, four hundred forty-three".