212013323233 has 2 divisors, whose sum is σ = 212013323234. Its totient is φ = 212013323232.

The previous prime is 212013323147. The next prime is 212013323257. The reversal of 212013323233 is 332323310212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185216615424 + 26796707809 = 430368^2 + 163697^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212013323233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212013323198 and 212013323207.

It is not a weakly prime, because it can be changed into another prime (212013323633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006661616 + 106006661617.

It is an arithmetic number, because the mean of its divisors is an integer number (106006661617).

Almost surely, 2^212013323233 is an apocalyptic number.

It is an amenable number.

212013323233 is a deficient number, since it is larger than the sum of its proper divisors (1).

212013323233 is an equidigital number, since it uses as much as digits as its factorization.

212013323233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 212013323233 its reverse (332323310212), we get a palindrome (544336633445).

The spelling of 212013323233 in words is "two hundred twelve billion, thirteen million, three hundred twenty-three thousand, two hundred thirty-three".