130320122320020 has 192 divisors, whose sum is σ = 380122970411520. Its totient is φ = 33319137073152.

The previous prime is 130320122319997. The next prime is 130320122320043. The reversal of 130320122320020 is 20023221023031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (130320122319997) and next prime (130320122320043).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 247476442 + ... + 248002478.

It is an arithmetic number, because the mean of its divisors is an integer number (1979807137560).

Almost surely, 2^{130320122320020} is an apocalyptic number.

130320122320020 is a gapful number since it is divisible by the number (10) 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 130320122320020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190061485205760).

130320122320020 is an abundant number, since it is smaller than the sum of its proper divisors (249802848091500).

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

130320122320020 is a wasteful number, since it uses less digits than its factorization.

130320122320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527074 (or 527072 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 130320122320020 its reverse (20023221023031), we get a palindrome (150343343343051).

The spelling of 130320122320020 in words is "one hundred thirty trillion, three hundred twenty billion, one hundred twenty-two million, three hundred twenty thousand, twenty".