1002221020005 has 8 divisors (see below), whose sum is σ = 1603553632032. Its totient is φ = 534517877328.

The previous prime is 1002221019979. The next prime is 1002221020027. The reversal of 1002221020005 is 5000201222001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1002221020005 - 2¹⁵ = 1002220987237 is a prime.

It is a super-2 number, since 2×1002221020005² (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), and also a Moran number because the ratio is a prime number: 66814734667 = 1002221020005 / (1 + 0 + 0 + 2 + 2 + 2 + 1 + 0 + 2 + 0 + 0 + 0 + 5).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33407367319 + ... + 33407367348.

It is an arithmetic number, because the mean of its divisors is an integer number (200444204004).

Almost surely, 2^{1002221020005} is an apocalyptic number.

1002221020005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002221020005 is a deficient number, since it is larger than the sum of its proper divisors (601332612027).

1002221020005 is an equidigital number, since it uses as much as digits as its factorization.

1002221020005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66814734675.

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

Adding to 1002221020005 its reverse (5000201222001), we get a palindrome (6002422242006).

The spelling of 1002221020005 in words is "one trillion, two billion, two hundred twenty-one million, twenty thousand, five".