1103122312211 has 2 divisors, whose sum is σ = 1103122312212. Its totient is φ = 1103122312210.

The previous prime is 1103122312207. The next prime is 1103122312213. The reversal of 1103122312211 is 1122132213011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103122312211 - 2² = 1103122312207 is a prime.

Together with 1103122312213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1103122312213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551561156105 + 551561156106.

It is an arithmetic number, because the mean of its divisors is an integer number (551561156106).

Almost surely, 2^{1103122312211} is an apocalyptic number.

1103122312211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103122312211 is an equidigital number, since it uses as much as digits as its factorization.

1103122312211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1103122312211 its reverse (1122132213011), we get a palindrome (2225254525222).

The spelling of 1103122312211 in words is "one trillion, one hundred three billion, one hundred twenty-two million, three hundred twelve thousand, two hundred eleven".