6015066221 has 4 divisors (see below), whose sum is σ = 6040025244. Its totient is φ = 5990107200.

The previous prime is 6015066217. The next prime is 6015066247. The reversal of 6015066221 is 1226605106.

6015066221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3032704900 + 2982361321 = 55070^2 + 54611^2 .

It is a cyclic number.

It is not a de Polignac number, because 6015066221 - 2² = 6015066217 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 (6015026221) 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, 12479150 + ... + 12479631.

It is an arithmetic number, because the mean of its divisors is an integer number (1510006311).

Almost surely, 2^6015066221 is an apocalyptic number.

It is an amenable number.

6015066221 is a deficient number, since it is larger than the sum of its proper divisors (24959023).

6015066221 is a wasteful number, since it uses less digits than its factorization.

6015066221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24959022.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6015066221 is about 77556.8579881883. The cubic root of 6015066221 is about 1818.6402737958.

The spelling of 6015066221 in words is "six billion, fifteen million, sixty-six thousand, two hundred twenty-one".