4101344021 has 4 divisors (see below), whose sum is σ = 4201376844. Its totient is φ = 4001311200.

The previous prime is 4101344017. The next prime is 4101344029. The reversal of 4101344021 is 1204431014.

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 100781521 + 4000562500 = 10039^2 + 63250^2 .

It is a cyclic number.

It is not a de Polignac number, because 4101344021 - 2² = 4101344017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4101343984 and 4101344002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4101344029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50016350 + ... + 50016431.

It is an arithmetic number, because the mean of its divisors is an integer number (1050344211).

Almost surely, 2^4101344021 is an apocalyptic number.

4101344021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4101344021 is a deficient number, since it is larger than the sum of its proper divisors (100032823).

4101344021 is a wasteful number, since it uses less digits than its factorization.

4101344021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100032822.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4101344021 is about 64041.7365551560. The cubic root of 4101344021 is about 1600.6955336695.

Adding to 4101344021 its reverse (1204431014), we get a palindrome (5305775035).

It can be divided in two parts, 410 and 1344021, that added together give a palindrome (1344431).

The spelling of 4101344021 in words is "four billion, one hundred one million, three hundred forty-four thousand, twenty-one".