2132300032321 has 4 divisors (see below), whose sum is σ = 2134250902612. Its totient is φ = 2130349162032.

The previous prime is 2132300032307. The next prime is 2132300032391. The reversal of 2132300032321 is 1232300032312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1492524012721 + 639776019600 = 1221689^2 + 799860^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132300032321 - 2²⁷ = 2132165814593 is a prime.

It is a super-2 number, since 2×2132300032321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2132300032292 and 2132300032301.

It is not an unprimeable number, because it can be changed into a prime (2132300032391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975433506 + ... + 975435691.

It is an arithmetic number, because the mean of its divisors is an integer number (533562725653).

Almost surely, 2^{2132300032321} is an apocalyptic number.

It is an amenable number.

2132300032321 is a deficient number, since it is larger than the sum of its proper divisors (1950870291).

2132300032321 is a wasteful number, since it uses less digits than its factorization.

2132300032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950870290.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2132300032321 its reverse (1232300032312), we get a palindrome (3364600064633).

Subtracting from 2132300032321 its reverse (1232300032312), we obtain a palindrome (900000000009).

The spelling of 2132300032321 in words is "two trillion, one hundred thirty-two billion, three hundred million, thirty-two thousand, three hundred twenty-one".