11522221001606 has 16 divisors (see below), whose sum is σ = 19782261445920. Its totient is φ = 4930624068480.

The previous prime is 11522221001593. The next prime is 11522221001611. The reversal of 11522221001606 is 60610012222511.

It is a Curzon number.

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, 622544291 + ... + 622562798.

It is an arithmetic number, because the mean of its divisors is an integer number (1236391340370).

Almost surely, 2^{11522221001606} is an apocalyptic number.

11522221001606 is a deficient number, since it is larger than the sum of its proper divisors (8260040444314).

11522221001606 is a wasteful number, since it uses less digits than its factorization.

11522221001606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245107759.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 11522221001606 in words is "eleven trillion, five hundred twenty-two billion, two hundred twenty-one million, one thousand, six hundred six".