20123331101323 has 8 divisors (see below), whose sum is σ = 20468678007600. Its totient is φ = 19778126645088.

The previous prime is 20123331101303. The next prime is 20123331101369. The reversal of 20123331101323 is 32310113332102.

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 20123331101323 - 2⁹ = 20123331100811 is a prime.

It is a super-4 number, since 4×20123331101323⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20123331101303) 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, 35327536 + ... + 35892637.

It is an arithmetic number, because the mean of its divisors is an integer number (2558584750950).

Almost surely, 2^{20123331101323} is an apocalyptic number.

20123331101323 is a deficient number, since it is larger than the sum of its proper divisors (345346906277).

20123331101323 is an equidigital number, since it uses as much as digits as its factorization.

20123331101323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71225021.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20123331101323 its reverse (32310113332102), we get a palindrome (52433444433425).

The spelling of 20123331101323 in words is "twenty trillion, one hundred twenty-three billion, three hundred thirty-one million, one hundred one thousand, three hundred twenty-three".