20133231323 has 8 divisors (see below), whose sum is σ = 20239035600. Its totient is φ = 20027577600.

The previous prime is 20133231301. The next prime is 20133231337. The reversal of 20133231323 is 32313233102.

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 20133231323 - 2²⁶ = 20066122459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133237323) 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, 235703 + ... + 309551.

It is an arithmetic number, because the mean of its divisors is an integer number (2529879450).

Almost surely, 2^20133231323 is an apocalyptic number.

20133231323 is a deficient number, since it is larger than the sum of its proper divisors (105804277).

20133231323 is a wasteful number, since it uses less digits than its factorization.

20133231323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75277.

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

Adding to 20133231323 its reverse (32313233102), we get a palindrome (52446464425).

The spelling of 20133231323 in words is "twenty billion, one hundred thirty-three million, two hundred thirty-one thousand, three hundred twenty-three".