1000202010001 has 6 divisors (see below), whose sum is σ = 1062498329270. Its totient is φ = 941366597376.

The previous prime is 1000202009951. The next prime is 1000202010061. The reversal of 1000202010001 is 1000102020001.

It can be written as a sum of positive squares in 3 ways, for example, as 327957800976 + 672244209025 = 572676^2 + 819905^2 .

It is not a de Polignac number, because 1000202010001 - 2⁹ = 1000202009489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000202010061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1730453016 + ... + 1730453593.

Almost surely, 2^{1000202010001} is an apocalyptic number.

It is an amenable number.

1000202010001 is a deficient number, since it is larger than the sum of its proper divisors (62296319269).

1000202010001 is an equidigital number, since it uses as much as digits as its factorization.

1000202010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460906643 (or 3460906626 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1000202010001 its reverse (1000102020001), we get a palindrome (2000304030002).

The spelling of 1000202010001 in words is "one trillion, two hundred two million, ten thousand, one".