211212004019 has 2 divisors, whose sum is σ = 211212004020. Its totient is φ = 211212004018.

The previous prime is 211212003983. The next prime is 211212004049. The reversal of 211212004019 is 910400212112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211212004019 - 2²⁰ = 211210955443 is a prime.

It is a super-2 number, since 2×211212004019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211212003985 and 211212004003.

It is not a weakly prime, because it can be changed into another prime (211212004049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105606002009 + 105606002010.

It is an arithmetic number, because the mean of its divisors is an integer number (105606002010).

Almost surely, 2^211212004019 is an apocalyptic number.

211212004019 is a deficient number, since it is larger than the sum of its proper divisors (1).

211212004019 is an equidigital number, since it uses as much as digits as its factorization.

211212004019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 211212004019 in words is "two hundred eleven billion, two hundred twelve million, four thousand, nineteen".