221112000211 has 2 divisors, whose sum is σ = 221112000212. Its totient is φ = 221112000210.

The previous prime is 221112000191. The next prime is 221112000217. The reversal of 221112000211 is 112000211122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221112000211 - 2¹³ = 221111992019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221112000191 and 221112000200.

It is not a weakly prime, because it can be changed into another prime (221112000217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110556000105 + 110556000106.

It is an arithmetic number, because the mean of its divisors is an integer number (110556000106).

Almost surely, 2^221112000211 is an apocalyptic number.

221112000211 is a deficient number, since it is larger than the sum of its proper divisors (1).

221112000211 is an equidigital number, since it uses as much as digits as its factorization.

221112000211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 221112000211 its reverse (112000211122), we get a palindrome (333112211333).

The spelling of 221112000211 in words is "two hundred twenty-one billion, one hundred twelve million, two hundred eleven", and thus it is an aban number.