110112106010021 has 2 divisors, whose sum is σ = 110112106010022. Its totient is φ = 110112106010020.

The previous prime is 110112106010017. The next prime is 110112106010047. The reversal of 110112106010021 is 120010601211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109280889062500 + 831216947521 = 10453750^2 + 911711^2 .

It is a cyclic number.

It is not a de Polignac number, because 110112106010021 - 2² = 110112106010017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110112106000021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55056053005010 + 55056053005011.

It is an arithmetic number, because the mean of its divisors is an integer number (55056053005011).

Almost surely, 2^{110112106010021} is an apocalyptic number.

It is an amenable number.

110112106010021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110112106010021 is an equidigital number, since it uses as much as digits as its factorization.

110112106010021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 110112106010021 its reverse (120010601211011), we get a palindrome (230122707221032).

The spelling of 110112106010021 in words is "one hundred ten trillion, one hundred twelve billion, one hundred six million, ten thousand, twenty-one".