212011010219 has 2 divisors, whose sum is σ = 212011010220. Its totient is φ = 212011010218.

The previous prime is 212011010173. The next prime is 212011010231. The reversal of 212011010219 is 912010110212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212011010219 is a prime.

It is a super-2 number, since 2×212011010219² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212011010219.

It is not a weakly prime, because it can be changed into another prime (212011010119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005505109 + 106005505110.

It is an arithmetic number, because the mean of its divisors is an integer number (106005505110).

Almost surely, 2^212011010219 is an apocalyptic number.

212011010219 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011010219 is an equidigital number, since it uses as much as digits as its factorization.

212011010219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 212011010219 in words is "two hundred twelve billion, eleven million, ten thousand, two hundred nineteen".