11121120021107 has 2 divisors, whose sum is σ = 11121120021108. Its totient is φ = 11121120021106.

The previous prime is 11121120021079. The next prime is 11121120021113. The reversal of 11121120021107 is 70112002112111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11121120021107 - 2⁸ = 11121120020851 is a prime.

It is not a weakly prime, because it can be changed into another prime (11121120021197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560560010553 + 5560560010554.

It is an arithmetic number, because the mean of its divisors is an integer number (5560560010554).

Almost surely, 2^{11121120021107} is an apocalyptic number.

11121120021107 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121120021107 is an equidigital number, since it uses as much as digits as its factorization.

11121120021107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 11121120021107 its reverse (70112002112111), we get a palindrome (81233122133218).

The spelling of 11121120021107 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty million, twenty-one thousand, one hundred seven".