1100101111211 has 2 divisors, whose sum is σ = 1100101111212. Its totient is φ = 1100101111210.

The previous prime is 1100101111201. The next prime is 1100101111243. The reversal of 1100101111211 is 1121111010011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100101111211 - 2⁶ = 1100101111147 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100101111192 and 1100101111201.

It is not a weakly prime, because it can be changed into another prime (1100101111201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550050555605 + 550050555606.

It is an arithmetic number, because the mean of its divisors is an integer number (550050555606).

Almost surely, 2^{1100101111211} is an apocalyptic number.

1100101111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100101111211 is an equidigital number, since it uses as much as digits as its factorization.

1100101111211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 1100101111211 its reverse (1121111010011), we get a palindrome (2221212121222).

It can be divided in two parts, 110010 and 1111211, that added together give a palindrome (1221221).

The spelling of 1100101111211 in words is "one trillion, one hundred billion, one hundred one million, one hundred eleven thousand, two hundred eleven".