110336921 has 2 divisors, whose sum is σ = 110336922. Its totient is φ = 110336920.

The previous prime is 110336881. The next prime is 110336927. The reversal of 110336921 is 129633011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99281296 + 11055625 = 9964^2 + 3325^2 .

It is an emirp because it is prime and its reverse (129633011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110336921 - 2²⁶ = 43228057 is a prime.

It is a super-2 number, since 2×110336921² = 24348472271520482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110336927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55168460 + 55168461.

It is an arithmetic number, because the mean of its divisors is an integer number (55168461).

Almost surely, 2^110336921 is an apocalyptic number.

It is an amenable number.

110336921 is a deficient number, since it is larger than the sum of its proper divisors (1).

110336921 is an equidigital number, since it uses as much as digits as its factorization.

110336921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 110336921 is about 10504.1382797448. The cubic root of 110336921 is about 479.6306780038.

Adding to 110336921 its reverse (129633011), we get a palindrome (239969932).

The spelling of 110336921 in words is "one hundred ten million, three hundred thirty-six thousand, nine hundred twenty-one".