213244224019 has 2 divisors, whose sum is σ = 213244224020. Its totient is φ = 213244224018.

The previous prime is 213244223981. The next prime is 213244224187. The reversal of 213244224019 is 910422442312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213244224019 - 2²⁵ = 213210669587 is a prime.

It is a super-2 number, since 2×213244224019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213644224019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106622112009 + 106622112010.

It is an arithmetic number, because the mean of its divisors is an integer number (106622112010).

Almost surely, 2^213244224019 is an apocalyptic number.

213244224019 is a deficient number, since it is larger than the sum of its proper divisors (1).

213244224019 is an equidigital number, since it uses as much as digits as its factorization.

213244224019 is an evil number, because the sum of its binary digits is even.

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

The spelling of 213244224019 in words is "two hundred thirteen billion, two hundred forty-four million, two hundred twenty-four thousand, nineteen".