6040221321 has 4 divisors (see below), whose sum is σ = 8053628432. Its totient is φ = 4026814212.

The previous prime is 6040221301. The next prime is 6040221361. The reversal of 6040221321 is 1231220406.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6040221321 - 2⁵ = 6040221289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6040221301) 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, 1006703551 + ... + 1006703556.

It is an arithmetic number, because the mean of its divisors is an integer number (2013407108).

Almost surely, 2^6040221321 is an apocalyptic number.

It is an amenable number.

6040221321 is a deficient number, since it is larger than the sum of its proper divisors (2013407111).

6040221321 is a wasteful number, since it uses less digits than its factorization.

6040221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013407110.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 6040221321 is about 77718.8607803794. The cubic root of 6040221321 is about 1821.1719418313.

Adding to 6040221321 its reverse (1231220406), we get a palindrome (7271441727).

The spelling of 6040221321 in words is "six billion, forty million, two hundred twenty-one thousand, three hundred twenty-one".