1001000050505 has 32 divisors (see below), whose sum is σ = 1509855427584. Its totient is φ = 620119166976.

The previous prime is 1001000050499. The next prime is 1001000050511. The reversal of 1001000050505 is 5050500001001.

It is an interprime number because it is at equal distance from previous prime (1001000050499) and next prime (1001000050511).

It is a cyclic number.

It is not a de Polignac number, because 1001000050505 - 2¹⁰ = 1001000049481 is a prime.

It is a super-2 number, since 2×1001000050505² (a number of 25 digits) contains 22 as substring.

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, 23382872 + ... + 23425641.

It is an arithmetic number, because the mean of its divisors is an integer number (47182982112).

Almost surely, 2^{1001000050505} is an apocalyptic number.

It is an amenable number.

1001000050505 is a deficient number, since it is larger than the sum of its proper divisors (508855377079).

1001000050505 is a wasteful number, since it uses less digits than its factorization.

1001000050505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46808585.

The product of its (nonzero) digits is 125, while the sum is 17.

Adding to 1001000050505 its reverse (5050500001001), we get a palindrome (6051500051506).

The spelling of 1001000050505 in words is "one trillion, one billion, fifty thousand, five hundred five".