233211540013 has 2 divisors, whose sum is σ = 233211540014. Its totient is φ = 233211540012.

The previous prime is 233211539987. The next prime is 233211540059. The reversal of 233211540013 is 310045112332.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152726984809 + 80484555204 = 390803^2 + 283698^2 .

It is a cyclic number.

It is not a de Polignac number, because 233211540013 - 2¹³ = 233211531821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233211540013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233211540073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116605770006 + 116605770007.

It is an arithmetic number, because the mean of its divisors is an integer number (116605770007).

Almost surely, 2^233211540013 is an apocalyptic number.

It is an amenable number.

233211540013 is a deficient number, since it is larger than the sum of its proper divisors (1).

233211540013 is an equidigital number, since it uses as much as digits as its factorization.

233211540013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 233211540013 its reverse (310045112332), we get a palindrome (543256652345).

The spelling of 233211540013 in words is "two hundred thirty-three billion, two hundred eleven million, five hundred forty thousand, thirteen".