40330234213 has 2 divisors, whose sum is σ = 40330234214. Its totient is φ = 40330234212.

The previous prime is 40330234181. The next prime is 40330234253. The reversal of 40330234213 is 31243203304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29824599204 + 10505635009 = 172698^2 + 102497^2 .

It is a cyclic number.

It is not a de Polignac number, because 40330234213 - 2⁵ = 40330234181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40330234253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20165117106 + 20165117107.

It is an arithmetic number, because the mean of its divisors is an integer number (20165117107).

Almost surely, 2^40330234213 is an apocalyptic number.

It is an amenable number.

40330234213 is a deficient number, since it is larger than the sum of its proper divisors (1).

40330234213 is an equidigital number, since it uses as much as digits as its factorization.

40330234213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 40330234213 its reverse (31243203304), we get a palindrome (71573437517).

The spelling of 40330234213 in words is "forty billion, three hundred thirty million, two hundred thirty-four thousand, two hundred thirteen".