1001050605511 has 16 divisors (see below), whose sum is σ = 1094385761280. Its totient is φ = 908105964480.

The previous prime is 1001050605509. The next prime is 1001050605517. The reversal of 1001050605511 is 1155060501001.

It is not a de Polignac number, because 1001050605511 - 2¹ = 1001050605509 is a prime.

It is a super-2 number, since 2×1001050605511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001050605517) 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, 9709450 + ... + 9812008.

It is an arithmetic number, because the mean of its divisors is an integer number (68399110080).

Almost surely, 2^{1001050605511} is an apocalyptic number.

1001050605511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1001050605511 is a deficient number, since it is larger than the sum of its proper divisors (93335155769).

1001050605511 is a wasteful number, since it uses less digits than its factorization.

1001050605511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104454.

The product of its (nonzero) digits is 750, while the sum is 25.

The spelling of 1001050605511 in words is "one trillion, one billion, fifty million, six hundred five thousand, five hundred eleven".