2130310330123 has 4 divisors (see below), whose sum is σ = 2162106006760. Its totient is φ = 2098514653488.

The previous prime is 2130310329997. The next prime is 2130310330219. The reversal of 2130310330123 is 3210330130312.

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 2130310330123 - 2²¹ = 2130308232971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2130310330094 and 2130310330103.

It is not an unprimeable number, because it can be changed into a prime (2130310330223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15897838218 + ... + 15897838351.

It is an arithmetic number, because the mean of its divisors is an integer number (540526501690).

Almost surely, 2^{2130310330123} is an apocalyptic number.

2130310330123 is a deficient number, since it is larger than the sum of its proper divisors (31795676637).

2130310330123 is an equidigital number, since it uses as much as digits as its factorization.

2130310330123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31795676636.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2130310330123 its reverse (3210330130312), we get a palindrome (5340640460435).

The spelling of 2130310330123 in words is "two trillion, one hundred thirty billion, three hundred ten million, three hundred thirty thousand, one hundred twenty-three".