31023132231323 has 8 divisors (see below), whose sum is σ = 31870801289040. Its totient is φ = 30175947701280.

The previous prime is 31023132231277. The next prime is 31023132231353. The reversal of 31023132231323 is 32313223132013.

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 31023132231323 - 2¹⁶ = 31023132165787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31023132231353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121002113 + ... + 121258226.

It is an arithmetic number, because the mean of its divisors is an integer number (3983850161130).

Almost surely, 2^{31023132231323} is an apocalyptic number.

31023132231323 is a deficient number, since it is larger than the sum of its proper divisors (847669057717).

31023132231323 is a wasteful number, since it uses less digits than its factorization.

31023132231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242263837.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 31023132231323 its reverse (32313223132013), we get a palindrome (63336355363336).

The spelling of 31023132231323 in words is "thirty-one trillion, twenty-three billion, one hundred thirty-two million, two hundred thirty-one thousand, three hundred twenty-three".