7220701066 has 8 divisors (see below), whose sum is σ = 10831721760. Its totient is φ = 3610127148.

The previous prime is 7220701063. The next prime is 7220701067. The reversal of 7220701066 is 6601070227.

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

It is not an unprimeable number, because it can be changed into a prime (7220701063) 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, 67846 + ... + 138001.

It is an arithmetic number, because the mean of its divisors is an integer number (1353965220).

Almost surely, 2^7220701066 is an apocalyptic number.

7220701066 is a deficient number, since it is larger than the sum of its proper divisors (3611020694).

7220701066 is a wasteful number, since it uses less digits than its factorization.

7220701066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223388.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 7220701066 is about 84974.7083902028. The cubic root of 7220701066 is about 1932.8276150578.

The spelling of 7220701066 in words is "seven billion, two hundred twenty million, seven hundred one thousand, sixty-six".