2012110102201 has 4 divisors (see below), whose sum is σ = 2012125817332. Its totient is φ = 2012094387072.

The previous prime is 2012110102157. The next prime is 2012110102207. The reversal of 2012110102201 is 1022010112102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1261982624400 + 750127477801 = 1123380^2 + 866099^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012110102201 - 2³⁵ = 1977750363833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012110102207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7663920 + ... + 7922113.

It is an arithmetic number, because the mean of its divisors is an integer number (503031454333).

Almost surely, 2^{2012110102201} is an apocalyptic number.

It is an amenable number.

2012110102201 is a deficient number, since it is larger than the sum of its proper divisors (15715131).

2012110102201 is a wasteful number, since it uses less digits than its factorization.

2012110102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15715130.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2012110102201 its reverse (1022010112102), we get a palindrome (3034120214303).

Subtracting from 2012110102201 its reverse (1022010112102), we obtain a palindrome (990099990099).

The spelling of 2012110102201 in words is "two trillion, twelve billion, one hundred ten million, one hundred two thousand, two hundred one".