402211212443 has 2 divisors, whose sum is σ = 402211212444. Its totient is φ = 402211212442.

The previous prime is 402211212427. The next prime is 402211212451. The reversal of 402211212443 is 344212112204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402211212443 - 2⁴ = 402211212427 is a prime.

It is not a weakly prime, because it can be changed into another prime (402211212643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201105606221 + 201105606222.

It is an arithmetic number, because the mean of its divisors is an integer number (201105606222).

Almost surely, 2^402211212443 is an apocalyptic number.

402211212443 is a deficient number, since it is larger than the sum of its proper divisors (1).

402211212443 is an equidigital number, since it uses as much as digits as its factorization.

402211212443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 402211212443 its reverse (344212112204), we get a palindrome (746423324647).

The spelling of 402211212443 in words is "four hundred two billion, two hundred eleven million, two hundred twelve thousand, four hundred forty-three".