3130221300 has 72 divisors (see below), whose sum is σ = 9069336192. Its totient is φ = 833568000.

The previous prime is 3130221293. The next prime is 3130221337. The reversal of 3130221300 is 31220313.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3130221300.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 221445 + ... + 235155.

Almost surely, 2^3130221300 is an apocalyptic number.

3130221300 is a gapful number since it is divisible by the number (30) 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 3130221300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4534668096).

3130221300 is an abundant number, since it is smaller than the sum of its proper divisors (5939114892).

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

3130221300 is a wasteful number, since it uses less digits than its factorization.

3130221300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14489 (or 14482 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3130221300 is about 55948.3806736174. The cubic root of 3130221300 is about 1462.8226653102.

Adding to 3130221300 its reverse (31220313), we get a palindrome (3161441613).

The spelling of 3130221300 in words is "three billion, one hundred thirty million, two hundred twenty-one thousand, three hundred".