1000020000001 has 16 divisors (see below), whose sum is σ = 1150687238400. Its totient is φ = 859507059600.

The previous prime is 1000019999989. The next prime is 1000020000013. The reversal of 1000020000001 is 1000000200001.

1000020000001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1000019999989) and next prime (1000020000013).

It is a cyclic number.

It is not a de Polignac number, because 1000020000001 - 2⁷ = 1000019999873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000620000001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4769871 + ... + 4975108.

It is an arithmetic number, because the mean of its divisors is an integer number (71917952400).

Almost surely, 2^{1000020000001} is an apocalyptic number.

1000020000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1000020000001 is a deficient number, since it is larger than the sum of its proper divisors (150667238399).

1000020000001 is a wasteful number, since it uses less digits than its factorization.

1000020000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9745500.

The product of its (nonzero) digits is 2, while the sum is 4.

Adding to 1000020000001 its reverse (1000000200001), we get a palindrome (2000020200002).

The spelling of 1000020000001 in words is "one trillion, twenty million, one", and thus it is an aban number and an uban number.