6213220752443 has 2 divisors, whose sum is σ = 6213220752444. Its totient is φ = 6213220752442.

The previous prime is 6213220752439. The next prime is 6213220752461. The reversal of 6213220752443 is 3442570223126.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6213220752443 - 2² = 6213220752439 is a prime.

It is a super-2 number, since 2×6213220752443² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6213220752443.

It is not a weakly prime, because it can be changed into another prime (6213220752433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3106610376221 + 3106610376222.

It is an arithmetic number, because the mean of its divisors is an integer number (3106610376222).

Almost surely, 2^{6213220752443} is an apocalyptic number.

6213220752443 is a deficient number, since it is larger than the sum of its proper divisors (1).

6213220752443 is an equidigital number, since it uses as much as digits as its factorization.

6213220752443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 41.

Adding to 6213220752443 its reverse (3442570223126), we get a palindrome (9655790975569).

The spelling of 6213220752443 in words is "six trillion, two hundred thirteen billion, two hundred twenty million, seven hundred fifty-two thousand, four hundred forty-three".