2012201120121 has 8 divisors (see below), whose sum is σ = 2683569257280. Its totient is φ = 1341150198192.

The previous prime is 2012201120101. The next prime is 2012201120231. The reversal of 2012201120121 is 1210211022102.

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

It is not a de Polignac number, because 2012201120121 - 2²⁶ = 2012134011257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2012201120121.

It is not an unprimeable number, because it can be changed into a prime (2012201120101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79289005 + ... + 79314378.

It is an arithmetic number, because the mean of its divisors is an integer number (335446157160).

Almost surely, 2^{2012201120121} is an apocalyptic number.

It is an amenable number.

2012201120121 is a deficient number, since it is larger than the sum of its proper divisors (671368137159).

2012201120121 is a wasteful number, since it uses less digits than its factorization.

2012201120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158607615.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012201120121 its reverse (1210211022102), we get a palindrome (3222412142223).

The spelling of 2012201120121 in words is "two trillion, twelve billion, two hundred one million, one hundred twenty thousand, one hundred twenty-one".