2122020110201 has 4 divisors (see below), whose sum is σ = 2143030210404. Its totient is φ = 2101010010000.

The previous prime is 2122020110191. The next prime is 2122020110267. The reversal of 2122020110201 is 1020110202212.

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 962015718976 + 1160004391225 = 980824^2 + 1077035^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122020110201 - 2¹⁸ = 2122019848057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122020110281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10505049950 + ... + 10505050151.

It is an arithmetic number, because the mean of its divisors is an integer number (535757552601).

Almost surely, 2^{2122020110201} is an apocalyptic number.

It is an amenable number.

2122020110201 is a deficient number, since it is larger than the sum of its proper divisors (21010100203).

2122020110201 is a wasteful number, since it uses less digits than its factorization.

2122020110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21010100202.

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

Adding to 2122020110201 its reverse (1020110202212), we get a palindrome (3142130312413).

The spelling of 2122020110201 in words is "two trillion, one hundred twenty-two billion, twenty million, one hundred ten thousand, two hundred one".