110121211120103 has 2 divisors, whose sum is σ = 110121211120104. Its totient is φ = 110121211120102.

The previous prime is 110121211120061. The next prime is 110121211120121. The reversal of 110121211120103 is 301021112121011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110121211120103 - 2¹⁰ = 110121211119079 is a prime.

It is a super-2 number, since 2×110121211120103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110121211126103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55060605560051 + 55060605560052.

It is an arithmetic number, because the mean of its divisors is an integer number (55060605560052).

Almost surely, 2^{110121211120103} is an apocalyptic number.

110121211120103 is a deficient number, since it is larger than the sum of its proper divisors (1).

110121211120103 is an equidigital number, since it uses as much as digits as its factorization.

110121211120103 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 110121211120103 its reverse (301021112121011), we get a palindrome (411142323241114).

The spelling of 110121211120103 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred eleven million, one hundred twenty thousand, one hundred three".