212219848723 has 2 divisors, whose sum is σ = 212219848724. Its totient is φ = 212219848722.

The previous prime is 212219848697. The next prime is 212219848739. The reversal of 212219848723 is 327848912212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212219848723 - 2¹³ = 212219840531 is a prime.

It is not a weakly prime, because it can be changed into another prime (212219848123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106109924361 + 106109924362.

It is an arithmetic number, because the mean of its divisors is an integer number (106109924362).

Almost surely, 2^212219848723 is an apocalyptic number.

212219848723 is a deficient number, since it is larger than the sum of its proper divisors (1).

212219848723 is an equidigital number, since it uses as much as digits as its factorization.

212219848723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 49.

The spelling of 212219848723 in words is "two hundred twelve billion, two hundred nineteen million, eight hundred forty-eight thousand, seven hundred twenty-three".