20022123323 has 8 divisors (see below), whose sum is σ = 20897319168. Its totient is φ = 19147316584.

The previous prime is 20022123301. The next prime is 20022123347. The reversal of 20022123323 is 32332122002.

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 20022123323 - 2¹⁶ = 20022057787 is a prime.

It is a super-2 number, since 2×20022123323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20022123295 and 20022123304.

It is not an unprimeable number, because it can be changed into a prime (20022123623) 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 7 ways as a sum of consecutive naturals, for example, 10436 + ... + 200382.

It is an arithmetic number, because the mean of its divisors is an integer number (2612164896).

Almost surely, 2^20022123323 is an apocalyptic number.

20022123323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20022123323 is a deficient number, since it is larger than the sum of its proper divisors (875195845).

20022123323 is a wasteful number, since it uses less digits than its factorization.

20022123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194553.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20022123323 its reverse (32332122002), we get a palindrome (52354245325).

The spelling of 20022123323 in words is "twenty billion, twenty-two million, one hundred twenty-three thousand, three hundred twenty-three".