2130324728667 has 32 divisors (see below), whose sum is σ = 2865390528000. Its totient is φ = 1407789745920.

The previous prime is 2130324728659. The next prime is 2130324728681. The reversal of 2130324728667 is 7668274230312.

It is not a de Polignac number, because 2130324728667 - 2³ = 2130324728659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2130324728657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 438245817 + ... + 438250677.

It is an arithmetic number, because the mean of its divisors is an integer number (89543454000).

Almost surely, 2^{2130324728667} is an apocalyptic number.

2130324728667 is a deficient number, since it is larger than the sum of its proper divisors (735065799333).

2130324728667 is a wasteful number, since it uses less digits than its factorization.

2130324728667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7283.

The product of its (nonzero) digits is 4064256, while the sum is 51.

Adding to 2130324728667 its reverse (7668274230312), we get a palindrome (9798598958979).

The spelling of 2130324728667 in words is "two trillion, one hundred thirty billion, three hundred twenty-four million, seven hundred twenty-eight thousand, six hundred sixty-seven".