11100111113057 has 2 divisors, whose sum is σ = 11100111113058. Its totient is φ = 11100111113056.

The previous prime is 11100111113009. The next prime is 11100111113131. The reversal of 11100111113057 is 75031111100111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10953127821601 + 146983291456 = 3309551^2 + 383384^2 .

It is an emirp because it is prime and its reverse (75031111100111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11100111113057 - 2⁸ = 11100111112801 is a prime.

It is a super-2 number, since 2×11100111113057² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11100111119057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550055556528 + 5550055556529.

It is an arithmetic number, because the mean of its divisors is an integer number (5550055556529).

Almost surely, 2^{11100111113057} is an apocalyptic number.

It is an amenable number.

11100111113057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100111113057 is an equidigital number, since it uses as much as digits as its factorization.

11100111113057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105, while the sum is 23.

Adding to 11100111113057 its reverse (75031111100111), we get a palindrome (86131222213168).

The spelling of 11100111113057 in words is "eleven trillion, one hundred billion, one hundred eleven million, one hundred thirteen thousand, fifty-seven".