212222202201943 has 2 divisors, whose sum is σ = 212222202201944. Its totient is φ = 212222202201942.

The previous prime is 212222202201937. The next prime is 212222202202103. The reversal of 212222202201943 is 349102202222212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212222202201943 - 2¹⁷ = 212222202070871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212222202201899 and 212222202201908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212222202201913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106111101100971 + 106111101100972.

It is an arithmetic number, because the mean of its divisors is an integer number (106111101100972).

Almost surely, 2^{212222202201943} is an apocalyptic number.

212222202201943 is a deficient number, since it is larger than the sum of its proper divisors (1).

212222202201943 is an equidigital number, since it uses as much as digits as its factorization.

212222202201943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 212222202201943 in words is "two hundred twelve trillion, two hundred twenty-two billion, two hundred two million, two hundred one thousand, nine hundred forty-three".