2002221001005 has 16 divisors (see below), whose sum is σ = 3203604069120. Its totient is φ = 1067834378048.

The previous prime is 2002221001003. The next prime is 2002221001013. The reversal of 2002221001005 is 5001001222002.

It is a cyclic number.

It is not a de Polignac number, because 2002221001005 - 2¹ = 2002221001003 is a prime.

It is a super-2 number, since 2×2002221001005² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002221001003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35862 + ... + 2001431.

It is an arithmetic number, because the mean of its divisors is an integer number (200225254320).

Almost surely, 2^{2002221001005} is an apocalyptic number.

It is an amenable number.

2002221001005 is a deficient number, since it is larger than the sum of its proper divisors (1201383068115).

2002221001005 is a wasteful number, since it uses less digits than its factorization.

2002221001005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102820.

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 2002221001005 its reverse (5001001222002), we get a palindrome (7003222223007).

The spelling of 2002221001005 in words is "two trillion, two billion, two hundred twenty-one million, one thousand, five".