111020330102123 has 16 divisors (see below), whose sum is σ = 120252650656320. Its totient is φ = 101886920632704.

The previous prime is 111020330102117. The next prime is 111020330102141. The reversal of 111020330102123 is 321201033020111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111020330102123 - 2¹⁰ = 111020330101099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111020330102095 and 111020330102104.

It is not an unprimeable number, because it can be changed into a prime (111020330102723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317863298 + ... + 318212376.

It is an arithmetic number, because the mean of its divisors is an integer number (7515790666020).

Almost surely, 2^{111020330102123} is an apocalyptic number.

111020330102123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111020330102123 is a deficient number, since it is larger than the sum of its proper divisors (9232320554197).

111020330102123 is a wasteful number, since it uses less digits than its factorization.

111020330102123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490678.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111020330102123 its reverse (321201033020111), we get a palindrome (432221363122234).

The spelling of 111020330102123 in words is "one hundred eleven trillion, twenty billion, three hundred thirty million, one hundred two thousand, one hundred twenty-three".