1000501001005 has 32 divisors (see below), whose sum is σ = 1323487092096. Its totient is φ = 720012000000.

The previous prime is 1000501000997. The next prime is 1000501001033. The reversal of 1000501001005 is 5001001050001.

It is not a de Polignac number, because 1000501001005 - 2³ = 1000501000997 is a prime.

It is a super-2 number, since 2×1000501001005² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9619530 + ... + 9722980.

It is an arithmetic number, because the mean of its divisors is an integer number (41358971628).

Almost surely, 2^{1000501001005} is an apocalyptic number.

It is an amenable number.

1000501001005 is a deficient number, since it is larger than the sum of its proper divisors (322986091091).

1000501001005 is a wasteful number, since it uses less digits than its factorization.

1000501001005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105309.

The product of its (nonzero) digits is 25, while the sum is 13.

Adding to 1000501001005 its reverse (5001001050001), we get a palindrome (6001502051006).

The spelling of 1000501001005 in words is "one trillion, five hundred one million, one thousand, five".