110020919 has 2 divisors, whose sum is σ = 110020920. Its totient is φ = 110020918.

The previous prime is 110020903. The next prime is 110020921. The reversal of 110020919 is 919020011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110020919 - 2⁴ = 110020903 is a prime.

It is a super-2 number, since 2×110020919² = 24209205235209122, which contains 22 as substring.

Together with 110020921, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 110020894 and 110020903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110020949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010459 + 55010460.

It is an arithmetic number, because the mean of its divisors is an integer number (55010460).

Almost surely, 2^110020919 is an apocalyptic number.

110020919 is a deficient number, since it is larger than the sum of its proper divisors (1).

110020919 is an equidigital number, since it uses as much as digits as its factorization.

110020919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 110020919 is about 10489.0857084877. The cubic root of 110020919 is about 479.1723570272.

The spelling of 110020919 in words is "one hundred ten million, twenty thousand, nine hundred nineteen".