1005202020201 has 8 divisors (see below), whose sum is σ = 1340319610080. Its totient is φ = 670109555232.

The previous prime is 1005202020197. The next prime is 1005202020257. The reversal of 1005202020201 is 1020202025001.

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

It is not a de Polignac number, because 1005202020201 - 2² = 1005202020197 is a prime.

It is a super-2 number, since 2×1005202020201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005202020271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6187675 + ... + 6348048.

It is an arithmetic number, because the mean of its divisors is an integer number (167539951260).

Almost surely, 2^{1005202020201} is an apocalyptic number.

It is an amenable number.

1005202020201 is a deficient number, since it is larger than the sum of its proper divisors (335117589879).

1005202020201 is a wasteful number, since it uses less digits than its factorization.

1005202020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12562455.

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

Adding to 1005202020201 its reverse (1020202025001), we get a palindrome (2025404045202).

The spelling of 1005202020201 in words is "one trillion, five billion, two hundred two million, twenty thousand, two hundred one".