2120010112201 has 4 divisors (see below), whose sum is σ = 2121061185172. Its totient is φ = 2118959039232.

The previous prime is 2120010112183. The next prime is 2120010112211. The reversal of 2120010112201 is 1022110100212.

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 1302106927801 + 817903184400 = 1141099^2 + 904380^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120010112201 - 2³⁹ = 1570254298313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120010112211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525533460 + ... + 525537493.

It is an arithmetic number, because the mean of its divisors is an integer number (530265296293).

Almost surely, 2^{2120010112201} is an apocalyptic number.

It is an amenable number.

2120010112201 is a deficient number, since it is larger than the sum of its proper divisors (1051072971).

2120010112201 is a wasteful number, since it uses less digits than its factorization.

2120010112201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051072970.

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

Adding to 2120010112201 its reverse (1022110100212), we get a palindrome (3142120212413).

The spelling of 2120010112201 in words is "two trillion, one hundred twenty billion, ten million, one hundred twelve thousand, two hundred one".