2130300020323 has 4 divisors (see below), whose sum is σ = 2130324223720. Its totient is φ = 2130275816928.

The previous prime is 2130300020311. The next prime is 2130300020347. The reversal of 2130300020323 is 3230200030312.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2130300020323 - 2¹⁷ = 2130299889251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2130300020323.

It is not an unprimeable number, because it can be changed into a prime (2130300024323) 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, 11969190 + ... + 12145867.

It is an arithmetic number, because the mean of its divisors is an integer number (532581055930).

Almost surely, 2^{2130300020323} is an apocalyptic number.

2130300020323 is a deficient number, since it is larger than the sum of its proper divisors (24203397).

2130300020323 is an equidigital number, since it uses as much as digits as its factorization.

2130300020323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24203396.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 2130300020323 its reverse (3230200030312), we get a palindrome (5360500050635).

The spelling of 2130300020323 in words is "two trillion, one hundred thirty billion, three hundred million, twenty thousand, three hundred twenty-three".