2100120210201 has 16 divisors (see below), whose sum is σ = 3192942945024. Its totient is φ = 1216359216384.

The previous prime is 2100120210163. The next prime is 2100120210341. The reversal of 2100120210201 is 1020120210012.

It is not a de Polignac number, because 2100120210201 - 2²² = 2100116015897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100120214201) 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 15 ways as a sum of consecutive naturals, for example, 1583800401 + ... + 1583801726.

It is an arithmetic number, because the mean of its divisors is an integer number (199558934064).

Almost surely, 2^{2100120210201} is an apocalyptic number.

It is an amenable number.

2100120210201 is a deficient number, since it is larger than the sum of its proper divisors (1092822734823).

2100120210201 is a wasteful number, since it uses less digits than its factorization.

2100120210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167602160.

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

Adding to 2100120210201 its reverse (1020120210012), we get a palindrome (3120240420213).

It can be divided in two parts, 21001202 and 10201, that added together give a triangular number (21011403 = T₆₄₈₂).

The spelling of 2100120210201 in words is "two trillion, one hundred billion, one hundred twenty million, two hundred ten thousand, two hundred one".