10120111112123 has 2 divisors, whose sum is σ = 10120111112124. Its totient is φ = 10120111112122.

The previous prime is 10120111112087. The next prime is 10120111112141. The reversal of 10120111112123 is 32121111102101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10120111112123 - 2²⁶ = 10120044003259 is a prime.

It is not a weakly prime, because it can be changed into another prime (10120111112173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060055556061 + 5060055556062.

It is an arithmetic number, because the mean of its divisors is an integer number (5060055556062).

Almost surely, 2^{10120111112123} is an apocalyptic number.

10120111112123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120111112123 is an equidigital number, since it uses as much as digits as its factorization.

10120111112123 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 10120111112123 its reverse (32121111102101), we get a palindrome (42241222214224).

The spelling of 10120111112123 in words is "ten trillion, one hundred twenty billion, one hundred eleven million, one hundred twelve thousand, one hundred twenty-three".