31234343233 has 2 divisors, whose sum is σ = 31234343234. Its totient is φ = 31234343232.

The previous prime is 31234343213. The next prime is 31234343249. The reversal of 31234343233 is 33234343213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31225717264 + 8625969 = 176708^2 + 2937^2 .

It is a cyclic number.

It is not a de Polignac number, because 31234343233 - 2⁵ = 31234343201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31234343195 and 31234343204.

It is not a weakly prime, because it can be changed into another prime (31234343213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15617171616 + 15617171617.

It is an arithmetic number, because the mean of its divisors is an integer number (15617171617).

Almost surely, 2^31234343233 is an apocalyptic number.

It is an amenable number.

31234343233 is a deficient number, since it is larger than the sum of its proper divisors (1).

31234343233 is an equidigital number, since it uses as much as digits as its factorization.

31234343233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 31.

Adding to 31234343233 its reverse (33234343213), we get a palindrome (64468686446).

The spelling of 31234343233 in words is "thirty-one billion, two hundred thirty-four million, three hundred forty-three thousand, two hundred thirty-three".