2101441412021 has 16 divisors (see below), whose sum is σ = 2450724566400. Its totient is φ = 1801188436320.

The previous prime is 2101441411991. The next prime is 2101441412023. The reversal of 2101441412021 is 1202141441012.

It is not a de Polignac number, because 2101441412021 - 2¹⁰ = 2101441410997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101441412023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21676226 + ... + 21772956.

It is an arithmetic number, because the mean of its divisors is an integer number (153170285400).

Almost surely, 2^{2101441412021} is an apocalyptic number.

It is an amenable number.

2101441412021 is a deficient number, since it is larger than the sum of its proper divisors (349283154379).

2101441412021 is an frugal number, since it uses more digits than its factorization.

2101441412021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160089 (or 160075 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 2101441412021 its reverse (1202141441012), we get a palindrome (3303582853033).

The spelling of 2101441412021 in words is "two trillion, one hundred one billion, four hundred forty-one million, four hundred twelve thousand, twenty-one".