20212330323 has 4 divisors (see below), whose sum is σ = 26949773768. Its totient is φ = 13474886880.

The previous prime is 20212330309. The next prime is 20212330337. The reversal of 20212330323 is 32303321202.

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

It is an interprime number because it is at equal distance from previous prime (20212330309) and next prime (20212330337).

It is not a de Polignac number, because 20212330323 - 2⁹ = 20212329811 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 20212330323.

It is not an unprimeable number, because it can be changed into a prime (20212330343) 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, 3368721718 + ... + 3368721723.

It is an arithmetic number, because the mean of its divisors is an integer number (6737443442).

Almost surely, 2^20212330323 is an apocalyptic number.

20212330323 is a deficient number, since it is larger than the sum of its proper divisors (6737443445).

20212330323 is an equidigital number, since it uses as much as digits as its factorization.

20212330323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6737443444.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20212330323 its reverse (32303321202), we get a palindrome (52515651525).

The spelling of 20212330323 in words is "twenty billion, two hundred twelve million, three hundred thirty thousand, three hundred twenty-three".