120823103 has 16 divisors (see below), whose sum is σ = 125662656. Its totient is φ = 116121600.

The previous prime is 120823081. The next prime is 120823123. The reversal of 120823103 is 301328021.

It is a cyclic number.

It is not a de Polignac number, because 120823103 - 2¹² = 120819007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120823123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800078 + ... + 800228.

It is an arithmetic number, because the mean of its divisors is an integer number (7853916).

Almost surely, 2^120823103 is an apocalyptic number.

120823103 is a deficient number, since it is larger than the sum of its proper divisors (4839553).

120823103 is a wasteful number, since it uses less digits than its factorization.

120823103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 120823103 is about 10991.9562863032. The cubic root of 120823103 is about 494.3675942542.

The spelling of 120823103 in words is "one hundred twenty million, eight hundred twenty-three thousand, one hundred three".