1012100200001 has 16 divisors (see below), whose sum is σ = 1163747736000. Its totient is φ = 870519686400.

The previous prime is 1012100199997. The next prime is 1012100200009. The reversal of 1012100200001 is 1000020012101.

It is not a de Polignac number, because 1012100200001 - 2² = 1012100199997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012100200009) 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, 3022676 + ... + 3340773.

It is an arithmetic number, because the mean of its divisors is an integer number (72734233500).

Almost surely, 2^{1012100200001} is an apocalyptic number.

1012100200001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012100200001 is a deficient number, since it is larger than the sum of its proper divisors (151647535999).

1012100200001 is a wasteful number, since it uses less digits than its factorization.

1012100200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364240.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1012100200001 its reverse (1000020012101), we get a palindrome (2012120212102).

The spelling of 1012100200001 in words is "one trillion, twelve billion, one hundred million, two hundred thousand, one".