1102111212211 has 2 divisors, whose sum is σ = 1102111212212. Its totient is φ = 1102111212210.

The previous prime is 1102111212199. The next prime is 1102111212217. The reversal of 1102111212211 is 1122121112011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1102111212211 - 2⁵ = 1102111212179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102111212217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551055606105 + 551055606106.

It is an arithmetic number, because the mean of its divisors is an integer number (551055606106).

Almost surely, 2^{1102111212211} is an apocalyptic number.

1102111212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102111212211 is an equidigital number, since it uses as much as digits as its factorization.

1102111212211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1102111212211 its reverse (1122121112011), we get a palindrome (2224232324222).

The spelling of 1102111212211 in words is "one trillion, one hundred two billion, one hundred eleven million, two hundred twelve thousand, two hundred eleven".