1211110011107 has 2 divisors, whose sum is σ = 1211110011108. Its totient is φ = 1211110011106.

The previous prime is 1211110011101. The next prime is 1211110011109. The reversal of 1211110011107 is 7011100111121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1211110011107 - 2¹² = 1211110007011 is a prime.

Together with 1211110011109, 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 (1211110011101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605555005553 + 605555005554.

It is an arithmetic number, because the mean of its divisors is an integer number (605555005554).

Almost surely, 2^{1211110011107} is an apocalyptic number.

1211110011107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211110011107 is an equidigital number, since it uses as much as digits as its factorization.

1211110011107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 17.

Adding to 1211110011107 its reverse (7011100111121), we get a palindrome (8222210122228).

The spelling of 1211110011107 in words is "one trillion, two hundred eleven billion, one hundred ten million, eleven thousand, one hundred seven".