211200021111019 has 2 divisors, whose sum is σ = 211200021111020. Its totient is φ = 211200021111018.

The previous prime is 211200021110999. The next prime is 211200021111091. The reversal of 211200021111019 is 910111120002112.

It is a happy number.

Together with next prime (211200021111091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211200021111019 - 2⁵ = 211200021110987 is a prime.

It is a super-2 number, since 2×211200021111019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211200021118019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105600010555509 + 105600010555510.

It is an arithmetic number, because the mean of its divisors is an integer number (105600010555510).

Almost surely, 2^{211200021111019} is an apocalyptic number.

211200021111019 is a deficient number, since it is larger than the sum of its proper divisors (1).

211200021111019 is an equidigital number, since it uses as much as digits as its factorization.

211200021111019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 211200021111019 in words is "two hundred eleven trillion, two hundred billion, twenty-one million, one hundred eleven thousand, nineteen".