2100220141441 has 4 divisors (see below), whose sum is σ = 2100571296084. Its totient is φ = 2099868986800.

The previous prime is 2100220141433. The next prime is 2100220141493. The reversal of 2100220141441 is 1441410220012.

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 119456640625 + 1980763500816 = 345625^2 + 1407396^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100220141441 - 2³ = 2100220141433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100220151441) 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, 175568350 + ... + 175580311.

It is an arithmetic number, because the mean of its divisors is an integer number (525142824021).

Almost surely, 2^{2100220141441} is an apocalyptic number.

It is an amenable number.

2100220141441 is a deficient number, since it is larger than the sum of its proper divisors (351154643).

2100220141441 is an equidigital number, since it uses as much as digits as its factorization.

2100220141441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351154642.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 2100220141441 its reverse (1441410220012), we get a palindrome (3541630361453).

The spelling of 2100220141441 in words is "two trillion, one hundred billion, two hundred twenty million, one hundred forty-one thousand, four hundred forty-one".