213012240019 has 2 divisors, whose sum is σ = 213012240020. Its totient is φ = 213012240018.

The previous prime is 213012239987. The next prime is 213012240031. The reversal of 213012240019 is 910042210312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213012240019 - 2⁵ = 213012239987 is a prime.

It is a super-2 number, since 2×213012240019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213012239975 and 213012240002.

It is not a weakly prime, because it can be changed into another prime (213012240619) 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, 106506120009 + 106506120010.

It is an arithmetic number, because the mean of its divisors is an integer number (106506120010).

Almost surely, 2^213012240019 is an apocalyptic number.

213012240019 is a deficient number, since it is larger than the sum of its proper divisors (1).

213012240019 is an equidigital number, since it uses as much as digits as its factorization.

213012240019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 213012240019 in words is "two hundred thirteen billion, twelve million, two hundred forty thousand, nineteen".