110999842665553 has 2 divisors, whose sum is σ = 110999842665554. Its totient is φ = 110999842665552.

The previous prime is 110999842665521. The next prime is 110999842665587. The reversal of 110999842665553 is 355566248999011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62428518973584 + 48571323691969 = 7901172^2 + 6969313^2 .

It is a cyclic number.

It is not a de Polignac number, because 110999842665553 - 2⁵ = 110999842665521 is a prime.

It is not a weakly prime, because it can be changed into another prime (110999842666553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55499921332776 + 55499921332777.

It is an arithmetic number, because the mean of its divisors is an integer number (55499921332777).

Almost surely, 2^{110999842665553} is an apocalyptic number.

It is an amenable number.

110999842665553 is a deficient number, since it is larger than the sum of its proper divisors (1).

110999842665553 is an equidigital number, since it uses as much as digits as its factorization.

110999842665553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856000, while the sum is 73.

The spelling of 110999842665553 in words is "one hundred ten trillion, nine hundred ninety-nine billion, eight hundred forty-two million, six hundred sixty-five thousand, five hundred fifty-three".