120533023503 has 6 divisors (see below), whose sum is σ = 174103256184. Its totient is φ = 80355348996.

The previous prime is 120533023493. The next prime is 120533023529. The reversal of 120533023503 is 305320335021.

120533023503 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 3 + 302 + 350 + 3 = 666.

It is not a de Polignac number, because 120533023503 - 2¹⁰ = 120533022479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120533023003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6696279075 + ... + 6696279092.

It is an arithmetic number, because the mean of its divisors is an integer number (29017209364).

Almost surely, 2^120533023503 is an apocalyptic number.

120533023503 is a deficient number, since it is larger than the sum of its proper divisors (53570232681).

120533023503 is a wasteful number, since it uses less digits than its factorization.

120533023503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13392558173 (or 13392558170 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

Adding to 120533023503 its reverse (305320335021), we get a palindrome (425853358524).

The spelling of 120533023503 in words is "one hundred twenty billion, five hundred thirty-three million, twenty-three thousand, five hundred three".