212022303313 has 2 divisors, whose sum is σ = 212022303314. Its totient is φ = 212022303312.

The previous prime is 212022303307. The next prime is 212022303401. The reversal of 212022303313 is 313303220212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207431969809 + 4590333504 = 455447^2 + 67752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212022303313 is a prime.

It is not a weakly prime, because it can be changed into another prime (212022309313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106011151656 + 106011151657.

It is an arithmetic number, because the mean of its divisors is an integer number (106011151657).

Almost surely, 2^212022303313 is an apocalyptic number.

It is an amenable number.

212022303313 is a deficient number, since it is larger than the sum of its proper divisors (1).

212022303313 is an equidigital number, since it uses as much as digits as its factorization.

212022303313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212022303313 its reverse (313303220212), we get a palindrome (525325523525).

The spelling of 212022303313 in words is "two hundred twelve billion, twenty-two million, three hundred three thousand, three hundred thirteen".