200212211178443 has 2 divisors, whose sum is σ = 200212211178444. Its totient is φ = 200212211178442.

The previous prime is 200212211178437. The next prime is 200212211178527. The reversal of 200212211178443 is 344871112212002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200212211178443 is a prime.

It is a super-2 number, since 2×200212211178443² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 200212211178397 and 200212211178406.

It is not a weakly prime, because it can be changed into another prime (200212211178403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100106105589221 + 100106105589222.

It is an arithmetic number, because the mean of its divisors is an integer number (100106105589222).

Almost surely, 2^{200212211178443} is an apocalyptic number.

200212211178443 is a deficient number, since it is larger than the sum of its proper divisors (1).

200212211178443 is an equidigital number, since it uses as much as digits as its factorization.

200212211178443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 38.

The spelling of 200212211178443 in words is "two hundred trillion, two hundred twelve billion, two hundred eleven million, one hundred seventy-eight thousand, four hundred forty-three".