1001001105606 has 16 divisors (see below), whose sum is σ = 2035934452800. Its totient is φ = 328011661608.

The previous prime is 1001001105523. The next prime is 1001001105647. The reversal of 1001001105606 is 6065011001001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1413843016 + ... + 1413843723.

It is an arithmetic number, because the mean of its divisors is an integer number (127245903300).

Almost surely, 2^{1001001105606} is an apocalyptic number.

1001001105606 is an abundant number, since it is smaller than the sum of its proper divisors (1034933347194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001001105606 is a wasteful number, since it uses less digits than its factorization.

1001001105606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827686803.

The product of its (nonzero) digits is 180, while the sum is 21.

Adding to 1001001105606 its reverse (6065011001001), we get a palindrome (7066012106607).

The spelling of 1001001105606 in words is "one trillion, one billion, one million, one hundred five thousand, six hundred six".