110098921 has 2 divisors, whose sum is σ = 110098922. Its totient is φ = 110098920.

The previous prime is 110098883. The next prime is 110098943. The reversal of 110098921 is 129890011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91298025 + 18800896 = 9555^2 + 4336^2 .

It is an emirp because it is prime and its reverse (129890011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110098921 - 2¹¹ = 110096873 is a prime.

It is equal to p_6308752 and since 110098921 and 6308752 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (110098991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55049460 + 55049461.

It is an arithmetic number, because the mean of its divisors is an integer number (55049461).

Almost surely, 2^110098921 is an apocalyptic number.

It is an amenable number.

110098921 is a deficient number, since it is larger than the sum of its proper divisors (1).

110098921 is an equidigital number, since it uses as much as digits as its factorization.

110098921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 110098921 is about 10492.8032955927. The cubic root of 110098921 is about 479.2855705658.

It can be divided in two parts, 11009 and 8921, that multiplied together give a palindrome (98211289).

The spelling of 110098921 in words is "one hundred ten million, ninety-eight thousand, nine hundred twenty-one".