622203143 has 2 divisors, whose sum is σ = 622203144. Its totient is φ = 622203142.

The previous prime is 622203103. The next prime is 622203157. The reversal of 622203143 is 341302226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622203143 - 2⁶ = 622203079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622203103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311101571 + 311101572.

It is an arithmetic number, because the mean of its divisors is an integer number (311101572).

Almost surely, 2^622203143 is an apocalyptic number.

622203143 is a deficient number, since it is larger than the sum of its proper divisors (1).

622203143 is an equidigital number, since it uses as much as digits as its factorization.

622203143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 622203143 is about 24944.0001403143. Note that the first 3 decimals coincide. The cubic root of 622203143 is about 853.7107173592.

Adding to 622203143 its reverse (341302226), we get a palindrome (963505369).

The spelling of 622203143 in words is "six hundred twenty-two million, two hundred three thousand, one hundred forty-three".