2102021210201 has 16 divisors (see below), whose sum is σ = 2340585676800. Its totient is φ = 1871607718800.

The previous prime is 2102021210189. The next prime is 2102021210207. The reversal of 2102021210201 is 1020121202012.

It is a cyclic number.

It is not a de Polignac number, because 2102021210201 - 2¹⁰ = 2102021209177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102021210207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5799881 + ... + 6151638.

It is an arithmetic number, because the mean of its divisors is an integer number (146286604800).

Almost surely, 2^{2102021210201} is an apocalyptic number.

It is an amenable number.

2102021210201 is a deficient number, since it is larger than the sum of its proper divisors (238564466599).

2102021210201 is a wasteful number, since it uses less digits than its factorization.

2102021210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11951860.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2102021210201 its reverse (1020121202012), we get a palindrome (3122142412213).

The spelling of 2102021210201 in words is "two trillion, one hundred two billion, twenty-one million, two hundred ten thousand, two hundred one".