2132312100320 has 96 divisors (see below), whose sum is σ = 5148020562048. Its totient is φ = 834250088448.

The previous prime is 2132312100263. The next prime is 2132312100329. The reversal of 2132312100320 is 230012132312.

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 = 2132312100292 and 2132312100301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132312100329) 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, 11920664 + ... + 12098216.

It is an arithmetic number, because the mean of its divisors is an integer number (53625214188).

Almost surely, 2^{2132312100320} is an apocalyptic number.

2132312100320 is a gapful number since it is divisible by the number (20) 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 2132312100320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2574010281024).

2132312100320 is an abundant number, since it is smaller than the sum of its proper divisors (3015708461728).

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

2132312100320 is a wasteful number, since it uses less digits than its factorization.

2132312100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179212 (or 179204 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2132312100320 its reverse (230012132312), we get a palindrome (2362324232632).

The spelling of 2132312100320 in words is "two trillion, one hundred thirty-two billion, three hundred twelve million, one hundred thousand, three hundred twenty".