130321021103 has 16 divisors (see below), whose sum is σ = 164125226496. Its totient is φ = 100713201120.

The previous prime is 130321021079. The next prime is 130321021111. The reversal of 130321021103 is 301120123031.

It is not a de Polignac number, because 130321021103 - 2¹⁰ = 130321020079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130321021133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16648403 + ... + 16656228.

It is an arithmetic number, because the mean of its divisors is an integer number (10257826656).

Almost surely, 2^130321021103 is an apocalyptic number.

130321021103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

130321021103 is a deficient number, since it is larger than the sum of its proper divisors (33804205393).

130321021103 is a wasteful number, since it uses less digits than its factorization.

130321021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33304694.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 130321021103 its reverse (301120123031), we get a palindrome (431441144134).

The spelling of 130321021103 in words is "one hundred thirty billion, three hundred twenty-one million, twenty-one thousand, one hundred three".