20022312131323 has 8 divisors (see below), whose sum is σ = 20302289679168. Its totient is φ = 19743257080584.

The previous prime is 20022312131317. The next prime is 20022312131377. The reversal of 20022312131323 is 32313121322002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022312131323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022312131303) 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, 230580565 + ... + 230667382.

It is an arithmetic number, because the mean of its divisors is an integer number (2537786209896).

Almost surely, 2^{20022312131323} is an apocalyptic number.

20022312131323 is a deficient number, since it is larger than the sum of its proper divisors (279977547845).

20022312131323 is an equidigital number, since it uses as much as digits as its factorization.

20022312131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461248553.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20022312131323 its reverse (32313121322002), we get a palindrome (52335433453325).

The spelling of 20022312131323 in words is "twenty trillion, twenty-two billion, three hundred twelve million, one hundred thirty-one thousand, three hundred twenty-three".