6621300223 has 2 divisors, whose sum is σ = 6621300224. Its totient is φ = 6621300222.

The previous prime is 6621300197. The next prime is 6621300227. The reversal of 6621300223 is 3220031266.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6621300223 - 2²⁹ = 6084429311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6621300227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3310650111 + 3310650112.

It is an arithmetic number, because the mean of its divisors is an integer number (3310650112).

Almost surely, 2^6621300223 is an apocalyptic number.

6621300223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6621300223 is an equidigital number, since it uses as much as digits as its factorization.

6621300223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 6621300223 is about 81371.3722570782. The cubic root of 6621300223 is about 1877.7931913878.

Adding to 6621300223 its reverse (3220031266), we get a palindrome (9841331489).

The spelling of 6621300223 in words is "six billion, six hundred twenty-one million, three hundred thousand, two hundred twenty-three".