211121021102219 has 2 divisors, whose sum is σ = 211121021102220. Its totient is φ = 211121021102218.

The previous prime is 211121021102183. The next prime is 211121021102249. The reversal of 211121021102219 is 912201120121112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211121021102219 - 2²⁴ = 211121004325003 is a prime.

It is a super-2 number, since 2×211121021102219² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211121021102249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560510551109 + 105560510551110.

It is an arithmetic number, because the mean of its divisors is an integer number (105560510551110).

Almost surely, 2^{211121021102219} is an apocalyptic number.

211121021102219 is a deficient number, since it is larger than the sum of its proper divisors (1).

211121021102219 is an equidigital number, since it uses as much as digits as its factorization.

211121021102219 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 211121021102219 in words is "two hundred eleven trillion, one hundred twenty-one billion, twenty-one million, one hundred two thousand, two hundred nineteen".