2012201020105 has 8 divisors (see below), whose sum is σ = 2415040572672. Its totient is φ = 1609494583728.

The previous prime is 2012201020069. The next prime is 2012201020111. The reversal of 2012201020105 is 5010201022102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012201020105 - 2²⁵ = 2012167465673 is a prime.

It is a super-2 number, since 2×2012201020105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33245787 + ... + 33306256.

It is an arithmetic number, because the mean of its divisors is an integer number (301880071584).

Almost surely, 2^{2012201020105} is an apocalyptic number.

It is an amenable number.

2012201020105 is a deficient number, since it is larger than the sum of its proper divisors (402839552567).

2012201020105 is an equidigital number, since it uses as much as digits as its factorization.

2012201020105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66558095.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 2012201020105 its reverse (5010201022102), we get a palindrome (7022402042207).

The spelling of 2012201020105 in words is "two trillion, twelve billion, two hundred one million, twenty thousand, one hundred five".