110100022112021 has 2 divisors, whose sum is σ = 110100022112022. Its totient is φ = 110100022112020.

The previous prime is 110100022111999. The next prime is 110100022112023. The reversal of 110100022112021 is 120211220001011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104594494851025 + 5505527260996 = 10227145^2 + 2346386^2 .

It is an emirp because it is prime and its reverse (120211220001011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110100022112021 - 2¹⁰ = 110100022110997 is a prime.

Together with 110100022112023, 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 = 110100022111987 and 110100022112005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110100022112023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050011056010 + 55050011056011.

It is an arithmetic number, because the mean of its divisors is an integer number (55050011056011).

Almost surely, 2^{110100022112021} is an apocalyptic number.

It is an amenable number.

110100022112021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100022112021 is an equidigital number, since it uses as much as digits as its factorization.

110100022112021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110100022112021 its reverse (120211220001011), we get a palindrome (230311242113032).

The spelling of 110100022112021 in words is "one hundred ten trillion, one hundred billion, twenty-two million, one hundred twelve thousand, twenty-one".