1001341021 has 8 divisors (see below), whose sum is σ = 1116046080. Its totient is φ = 892836288.

The previous prime is 1001341009. The next prime is 1001341049. The reversal of 1001341021 is 1201431001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001341021 - 2²⁹ = 464470109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001340992 and 1001341010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001341091) 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 7 ways as a sum of consecutive naturals, for example, 1549741 + ... + 1550386.

It is an arithmetic number, because the mean of its divisors is an integer number (139505760).

Almost surely, 2^1001341021 is an apocalyptic number.

It is an amenable number.

1001341021 is a deficient number, since it is larger than the sum of its proper divisors (114705059).

1001341021 is a wasteful number, since it uses less digits than its factorization.

1001341021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100163.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1001341021 is about 31643.9729016443. The cubic root of 1001341021 is about 1000.4468073335.

Adding to 1001341021 its reverse (1201431001), we get a palindrome (2202772022).

The spelling of 1001341021 in words is "one billion, one million, three hundred forty-one thousand, twenty-one".