110021113 has 2 divisors, whose sum is σ = 110021114. Its totient is φ = 110021112.

The previous prime is 110021111. The next prime is 110021129. The reversal of 110021113 is 311120011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105513984 + 4507129 = 10272^2 + 2123^2 .

It is a cyclic number.

It is not a de Polignac number, because 110021113 - 2¹ = 110021111 is a prime.

Together with 110021111, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 110021113.

It is not a weakly prime, because it can be changed into another prime (110021111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010556 + 55010557.

It is an arithmetic number, because the mean of its divisors is an integer number (55010557).

Almost surely, 2^110021113 is an apocalyptic number.

It is an amenable number.

110021113 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021113 is an equidigital number, since it uses as much as digits as its factorization.

110021113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 110021113 is about 10489.0949561914. The cubic root of 110021113 is about 479.1726386687.

Adding to 110021113 its reverse (311120011), we get a palindrome (421141124).

The spelling of 110021113 in words is "one hundred ten million, twenty-one thousand, one hundred thirteen".