110863160981 has 2 divisors, whose sum is σ = 110863160982. Its totient is φ = 110863160980.

The previous prime is 110863160957. The next prime is 110863161011. The reversal of 110863160981 is 189061368011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70947116881 + 39916044100 = 266359^2 + 199790^2 .

It is a cyclic number.

It is not a de Polignac number, because 110863160981 - 2⁶ = 110863160917 is a prime.

It is a super-2 number, since 2×110863160981² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110863160911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55431580490 + 55431580491.

It is an arithmetic number, because the mean of its divisors is an integer number (55431580491).

Almost surely, 2^110863160981 is an apocalyptic number.

It is an amenable number.

110863160981 is a deficient number, since it is larger than the sum of its proper divisors (1).

110863160981 is an equidigital number, since it uses as much as digits as its factorization.

110863160981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 44.

The spelling of 110863160981 in words is "one hundred ten billion, eight hundred sixty-three million, one hundred sixty thousand, nine hundred eighty-one".