32100130320320 has 112 divisors (see below), whose sum is σ = 77474800323648. Its totient is φ = 12666815938560.

The previous prime is 32100130320233. The next prime is 32100130320361. The reversal of 32100130320320 is 2302303100123.

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

It is a junction number, because it is equal to n+sod(n) for n = 32100130320292 and 32100130320301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7990814 + ... + 11316066.

It is an arithmetic number, because the mean of its divisors is an integer number (691739288604).

Almost surely, 2^{32100130320320} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32100130320320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38737400161824).

32100130320320 is an abundant number, since it is smaller than the sum of its proper divisors (45374670003328).

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

32100130320320 is a wasteful number, since it uses less digits than its factorization.

32100130320320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325678 (or 3325668 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 32100130320320 its reverse (2302303100123), we get a palindrome (34402433420443).

The spelling of 32100130320320 in words is "thirty-two trillion, one hundred billion, one hundred thirty million, three hundred twenty thousand, three hundred twenty".