110101000112021 has 2 divisors, whose sum is σ = 110101000112022. Its totient is φ = 110101000112020.

The previous prime is 110101000112009. The next prime is 110101000112023. The reversal of 110101000112021 is 120211000101011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99280518809521 + 10820481302500 = 9963961^2 + 3289450^2 .

It is a cyclic number.

It is not a de Polignac number, because 110101000112021 - 2⁴² = 105702953600917 is a prime.

Together with 110101000112023, 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 = 110101000111993 and 110101000112011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110101000112023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050500056010 + 55050500056011.

It is an arithmetic number, because the mean of its divisors is an integer number (55050500056011).

Almost surely, 2^{110101000112021} is an apocalyptic number.

It is an amenable number.

110101000112021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110101000112021 is an equidigital number, since it uses as much as digits as its factorization.

110101000112021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110101000112021 its reverse (120211000101011), we get a palindrome (230312000213032).

The spelling of 110101000112021 in words is "one hundred ten trillion, one hundred one billion, one hundred twelve thousand, twenty-one".