10012002020001 has 24 divisors (see below), whose sum is σ = 14467116866280. Its totient is φ = 6672205612800.

The previous prime is 10012002019937. The next prime is 10012002020039. The reversal of 10012002020001 is 10002020021001.

It can be written as a sum of positive squares in 4 ways, for example, as 2863544224401 + 7148457795600 = 1692201^2 + 2673660^2 .

It is not a de Polignac number, because 10012002020001 - 2⁶ = 10012002019937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10012002020051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592803565 + ... + 592820453.

It is an arithmetic number, because the mean of its divisors is an integer number (602796536095).

Almost surely, 2^{10012002020001} is an apocalyptic number.

It is an amenable number.

10012002020001 is a deficient number, since it is larger than the sum of its proper divisors (4455114846279).

10012002020001 is a wasteful number, since it uses less digits than its factorization.

10012002020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37297 (or 37294 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10012002020001 its reverse (10002020021001), we get a palindrome (20014022041002).

The spelling of 10012002020001 in words is "ten trillion, twelve billion, two million, twenty thousand, one".