100500600100505 has 16 divisors (see below), whose sum is σ = 132651731230848. Its totient is φ = 73091345522800.

The previous prime is 100500600100501. The next prime is 100500600100567. The reversal of 100500600100505 is 505001006005001.

It is not a de Polignac number, because 100500600100505 - 2² = 100500600100501 is a prime.

It is a super-2 number, since 2×100500600100505² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100500600100501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7550752181 + ... + 7550765490.

It is an arithmetic number, because the mean of its divisors is an integer number (8290733201928).

Almost surely, 2^{100500600100505} is an apocalyptic number.

It is an amenable number.

100500600100505 is a deficient number, since it is larger than the sum of its proper divisors (32151131130343).

100500600100505 is an equidigital number, since it uses as much as digits as its factorization.

100500600100505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15101517709 (or 15101517687 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 100500600100505 its reverse (505001006005001), we get a palindrome (605501606105506).

The spelling of 100500600100505 in words is "one hundred trillion, five hundred billion, six hundred million, one hundred thousand, five hundred five".