110312302021 has 2 divisors, whose sum is σ = 110312302022. Its totient is φ = 110312302020.

The previous prime is 110312301977. The next prime is 110312302033. The reversal of 110312302021 is 120203213011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61360739521 + 48951562500 = 247711^2 + 221250^2 .

It is a cyclic number.

It is not a de Polignac number, because 110312302021 - 2²⁵ = 110278747589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110312301986 and 110312302004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110312302921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55156151010 + 55156151011.

It is an arithmetic number, because the mean of its divisors is an integer number (55156151011).

Almost surely, 2^110312302021 is an apocalyptic number.

It is an amenable number.

110312302021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110312302021 is an equidigital number, since it uses as much as digits as its factorization.

110312302021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 110312302021 its reverse (120203213011), we get a palindrome (230515515032).

The spelling of 110312302021 in words is "one hundred ten billion, three hundred twelve million, three hundred two thousand, twenty-one".