402212402213 has 2 divisors, whose sum is σ = 402212402214. Its totient is φ = 402212402212.

The previous prime is 402212402201. The next prime is 402212402269. The reversal of 402212402213 is 312204212204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401876119969 + 336282244 = 633937^2 + 18338^2 .

It is a cyclic number.

It is not a de Polignac number, because 402212402213 - 2⁸ = 402212401957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402212102213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201106201106 + 201106201107.

It is an arithmetic number, because the mean of its divisors is an integer number (201106201107).

Almost surely, 2^402212402213 is an apocalyptic number.

It is an amenable number.

402212402213 is a deficient number, since it is larger than the sum of its proper divisors (1).

402212402213 is an equidigital number, since it uses as much as digits as its factorization.

402212402213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 402212402213 its reverse (312204212204), we get a palindrome (714416614417).

The spelling of 402212402213 in words is "four hundred two billion, two hundred twelve million, four hundred two thousand, two hundred thirteen".