213003222293 has 2 divisors, whose sum is σ = 213003222294. Its totient is φ = 213003222292.

The previous prime is 213003222227. The next prime is 213003222317. The reversal of 213003222293 is 392222300312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198097986724 + 14905235569 = 445082^2 + 122087^2 .

It is a cyclic number.

It is not a de Polignac number, because 213003222293 - 2²⁰ = 213002173717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213003225293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106501611146 + 106501611147.

It is an arithmetic number, because the mean of its divisors is an integer number (106501611147).

Almost surely, 2^213003222293 is an apocalyptic number.

It is an amenable number.

213003222293 is a deficient number, since it is larger than the sum of its proper divisors (1).

213003222293 is an equidigital number, since it uses as much as digits as its factorization.

213003222293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 213003222293 in words is "two hundred thirteen billion, three million, two hundred twenty-two thousand, two hundred ninety-three".