2120000201121 has 16 divisors (see below), whose sum is σ = 3166978189248. Its totient is φ = 1250122968000.

The previous prime is 2120000201117. The next prime is 2120000201129. The reversal of 2120000201121 is 1211020000212.

It is not a de Polignac number, because 2120000201121 - 2² = 2120000201117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2120000201097 and 2120000201106.

It is not an unprimeable number, because it can be changed into a prime (2120000201129) 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, 868139730 + ... + 868142171.

It is an arithmetic number, because the mean of its divisors is an integer number (197936136828).

Almost surely, 2^{2120000201121} is an apocalyptic number.

It is an amenable number.

2120000201121 is a deficient number, since it is larger than the sum of its proper divisors (1046977988127).

2120000201121 is a wasteful number, since it uses less digits than its factorization.

2120000201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736281952.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2120000201121 its reverse (1211020000212), we get a palindrome (3331020201333).

The spelling of 2120000201121 in words is "two trillion, one hundred twenty billion, two hundred one thousand, one hundred twenty-one".