100624443243 has 4 divisors (see below), whose sum is σ = 134165924328. Its totient is φ = 67082962160.

The previous prime is 100624443173. The next prime is 100624443323. The reversal of 100624443243 is 342344426001.

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 100624443243 - 2²⁹ = 100087572331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100624443043) 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, 16770740538 + ... + 16770740543.

It is an arithmetic number, because the mean of its divisors is an integer number (33541481082).

Almost surely, 2^100624443243 is an apocalyptic number.

100624443243 is a deficient number, since it is larger than the sum of its proper divisors (33541481085).

100624443243 is an equidigital number, since it uses as much as digits as its factorization.

100624443243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33541481084.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 100624443243 its reverse (342344426001), we get a palindrome (442968869244).

The spelling of 100624443243 in words is "one hundred billion, six hundred twenty-four million, four hundred forty-three thousand, two hundred forty-three".