110121313123 has 2 divisors, whose sum is σ = 110121313124. Its totient is φ = 110121313122.

The previous prime is 110121313121. The next prime is 110121313129. The reversal of 110121313123 is 321313121011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110121313123 - 2¹ = 110121313121 is a prime.

Together with 110121313121, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 110121313123.

It is not a weakly prime, because it can be changed into another prime (110121313121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55060656561 + 55060656562.

It is an arithmetic number, because the mean of its divisors is an integer number (55060656562).

Almost surely, 2^110121313123 is an apocalyptic number.

110121313123 is a deficient number, since it is larger than the sum of its proper divisors (1).

110121313123 is an equidigital number, since it uses as much as digits as its factorization.

110121313123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 110121313123 its reverse (321313121011), we get a palindrome (431434434134).

The spelling of 110121313123 in words is "one hundred ten billion, one hundred twenty-one million, three hundred thirteen thousand, one hundred twenty-three".