20213331323 has 8 divisors (see below), whose sum is σ = 20426002800. Its totient is φ = 20000747520.

The previous prime is 20213331269. The next prime is 20213331337. The reversal of 20213331323 is 32313331202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20213331323 - 2⁸ = 20213331067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20213331353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508628 + ... + 546926.

It is an arithmetic number, because the mean of its divisors is an integer number (2553250350).

Almost surely, 2^20213331323 is an apocalyptic number.

20213331323 is a deficient number, since it is larger than the sum of its proper divisors (212671477).

20213331323 is an equidigital number, since it uses as much as digits as its factorization.

20213331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43837.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20213331323 its reverse (32313331202), we get a palindrome (52526662525).

The spelling of 20213331323 in words is "twenty billion, two hundred thirteen million, three hundred thirty-one thousand, three hundred twenty-three".