110779802921 has 2 divisors, whose sum is σ = 110779802922. Its totient is φ = 110779802920.

The previous prime is 110779802893. The next prime is 110779802957. The reversal of 110779802921 is 129208977011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110779802896 + 25 = 332836^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 110779802921 - 2⁶ = 110779802857 is a prime.

It is not a weakly prime, because it can be changed into another prime (110779802521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55389901460 + 55389901461.

It is an arithmetic number, because the mean of its divisors is an integer number (55389901461).

Almost surely, 2^110779802921 is an apocalyptic number.

It is an amenable number.

110779802921 is a deficient number, since it is larger than the sum of its proper divisors (1).

110779802921 is an equidigital number, since it uses as much as digits as its factorization.

110779802921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 47.

The spelling of 110779802921 in words is "one hundred ten billion, seven hundred seventy-nine million, eight hundred two thousand, nine hundred twenty-one".