233212303013 has 2 divisors, whose sum is σ = 233212303014. Its totient is φ = 233212303012.

The previous prime is 233212302997. The next prime is 233212303031. The reversal of 233212303013 is 310303212332.

Together with next prime (233212303031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128897514529 + 104314788484 = 359023^2 + 322978^2 .

It is a cyclic number.

It is not a de Polignac number, because 233212303013 - 2⁴ = 233212302997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233212303013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233212303043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116606151506 + 116606151507.

It is an arithmetic number, because the mean of its divisors is an integer number (116606151507).

Almost surely, 2^233212303013 is an apocalyptic number.

It is an amenable number.

233212303013 is a deficient number, since it is larger than the sum of its proper divisors (1).

233212303013 is an equidigital number, since it uses as much as digits as its factorization.

233212303013 is an evil number, because the sum of its binary digits is even.

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

Adding to 233212303013 its reverse (310303212332), we get a palindrome (543515515345).

The spelling of 233212303013 in words is "two hundred thirty-three billion, two hundred twelve million, three hundred three thousand, thirteen".