11121133057 has 2 divisors, whose sum is σ = 11121133058. Its totient is φ = 11121133056.

The previous prime is 11121133021. The next prime is 11121133103. The reversal of 11121133057 is 75033112111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7581359041 + 3539774016 = 87071^2 + 59496^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121133057 - 2⁷ = 11121132929 is a prime.

It is not a weakly prime, because it can be changed into another prime (11121133157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560566528 + 5560566529.

It is an arithmetic number, because the mean of its divisors is an integer number (5560566529).

Almost surely, 2^11121133057 is an apocalyptic number.

It is an amenable number.

11121133057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121133057 is an equidigital number, since it uses as much as digits as its factorization.

11121133057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 25.

Adding to 11121133057 its reverse (75033112111), we get a palindrome (86154245168).

The spelling of 11121133057 in words is "eleven billion, one hundred twenty-one million, one hundred thirty-three thousand, fifty-seven".