211120211021219 has 2 divisors, whose sum is σ = 211120211021220. Its totient is φ = 211120211021218.

The previous prime is 211120211021183. The next prime is 211120211021287. The reversal of 211120211021219 is 912120112021112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211120211021219 is a prime.

It is a super-2 number, since 2×211120211021219² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211120211021519) 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, 105560105510609 + 105560105510610.

It is an arithmetic number, because the mean of its divisors is an integer number (105560105510610).

Almost surely, 2^{211120211021219} is an apocalyptic number.

211120211021219 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120211021219 is an equidigital number, since it uses as much as digits as its factorization.

211120211021219 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 26.

The spelling of 211120211021219 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred eleven million, twenty-one thousand, two hundred nineteen".