530321005100 has 72 divisors (see below), whose sum is σ = 1186637331600. Its totient is φ = 205618266880.

The previous prime is 530321005087. The next prime is 530321005111. The reversal of 530321005100 is 1500123035.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162875 + ... + 1042674.

It is an arithmetic number, because the mean of its divisors is an integer number (16481074050).

Almost surely, 2^530321005100 is an apocalyptic number.

530321005100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

530321005100 is an abundant number, since it is smaller than the sum of its proper divisors (656316326500).

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

530321005100 is a wasteful number, since it uses less digits than its factorization.

530321005100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205699 (or 1205692 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

Adding to 530321005100 its reverse (1500123035), we get a palindrome (531821128135).

The spelling of 530321005100 in words is "five hundred thirty billion, three hundred twenty-one million, five thousand, one hundred".