6221701320 has 128 divisors (see below), whose sum is σ = 18865923840. Its totient is φ = 1641369600.

The previous prime is 6221701313. The next prime is 6221701403. The reversal of 6221701320 is 231071226.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5671012 + ... + 5672108.

It is an arithmetic number, because the mean of its divisors is an integer number (147390030).

Almost surely, 2^6221701320 is an apocalyptic number.

6221701320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6221701320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9432961920).

6221701320 is an abundant number, since it is smaller than the sum of its proper divisors (12644222520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6221701320 is a wasteful number, since it uses less digits than its factorization.

6221701320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 6221701320 is about 78877.7618850839. The cubic root of 6221701320 is about 1839.2314567598.

Adding to 6221701320 its reverse (231071226), we get a palindrome (6452772546).

The spelling of 6221701320 in words is "six billion, two hundred twenty-one million, seven hundred one thousand, three hundred twenty".