11111001211411 has 2 divisors, whose sum is σ = 11111001211412. Its totient is φ = 11111001211410.

The previous prime is 11111001211399. The next prime is 11111001211447. The reversal of 11111001211411 is 11411210011111.

11111001211411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11111001211411 - 2⁹ = 11111001210899 is a prime.

It is a super-2 number, since 2×11111001211411² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11111001211481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555500605705 + 5555500605706.

It is an arithmetic number, because the mean of its divisors is an integer number (5555500605706).

Almost surely, 2^{11111001211411} is an apocalyptic number.

11111001211411 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111001211411 is an equidigital number, since it uses as much as digits as its factorization.

11111001211411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 11111001211411 its reverse (11411210011111), we get a palindrome (22522211222522).

The spelling of 11111001211411 in words is "eleven trillion, one hundred eleven billion, one million, two hundred eleven thousand, four hundred eleven".