12011112101057 has 2 divisors, whose sum is σ = 12011112101058. Its totient is φ = 12011112101056.

The previous prime is 12011112101011. The next prime is 12011112101119. The reversal of 12011112101057 is 75010121111021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10375414345921 + 1635697755136 = 3221089^2 + 1278944^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011112101057 - 2²² = 12011107906753 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011112101557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005556050528 + 6005556050529.

It is an arithmetic number, because the mean of its divisors is an integer number (6005556050529).

Almost surely, 2^{12011112101057} is an apocalyptic number.

It is an amenable number.

12011112101057 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011112101057 is an equidigital number, since it uses as much as digits as its factorization.

12011112101057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 23.

Adding to 12011112101057 its reverse (75010121111021), we get a palindrome (87021233212078).

The spelling of 12011112101057 in words is "twelve trillion, eleven billion, one hundred twelve million, one hundred one thousand, fifty-seven".