100503523045 has 16 divisors (see below), whose sum is σ = 120766705920. Its totient is φ = 80294583744.

The previous prime is 100503522991. The next prime is 100503523103. The reversal of 100503523045 is 540325305001.

It is a cyclic number.

It is not a de Polignac number, because 100503523045 - 2¹⁷ = 100503391973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14133951 + ... + 14141059.

It is an arithmetic number, because the mean of its divisors is an integer number (7547919120).

Almost surely, 2^100503523045 is an apocalyptic number.

It is an amenable number.

100503523045 is a deficient number, since it is larger than the sum of its proper divisors (20263182875).

100503523045 is a wasteful number, since it uses less digits than its factorization.

100503523045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10524.

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 100503523045 its reverse (540325305001), we get a palindrome (640828828046).

The spelling of 100503523045 in words is "one hundred billion, five hundred three million, five hundred twenty-three thousand, forty-five".