211155601219 has 2 divisors, whose sum is σ = 211155601220. Its totient is φ = 211155601218.

The previous prime is 211155601147. The next prime is 211155601253. The reversal of 211155601219 is 912106551112.

211155601219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (211155601253) can be obtained adding 211155601219 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211155601219 - 2⁹ = 211155600707 is a prime.

It is a super-2 number, since 2×211155601219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211155601919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105577800609 + 105577800610.

It is an arithmetic number, because the mean of its divisors is an integer number (105577800610).

Almost surely, 2^211155601219 is an apocalyptic number.

211155601219 is a deficient number, since it is larger than the sum of its proper divisors (1).

211155601219 is an equidigital number, since it uses as much as digits as its factorization.

211155601219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 34.

The spelling of 211155601219 in words is "two hundred eleven billion, one hundred fifty-five million, six hundred one thousand, two hundred nineteen".