120213013203 has 12 divisors (see below), whose sum is σ = 173659255848. Its totient is φ = 80133591840.

The previous prime is 120213013183. The next prime is 120213013211. The reversal of 120213013203 is 302310312021.

120213013203 is a `hidden beast` number, since 1 + 20 + 21 + 301 + 320 + 3 = 666.

It is not a de Polignac number, because 120213013203 - 2⁵ = 120213013171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120213013213) 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 11 ways as a sum of consecutive naturals, for example, 610338 + ... + 782903.

It is an arithmetic number, because the mean of its divisors is an integer number (14471604654).

Almost surely, 2^120213013203 is an apocalyptic number.

120213013203 is a deficient number, since it is larger than the sum of its proper divisors (53446242645).

120213013203 is a wasteful number, since it uses less digits than its factorization.

120213013203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402834 (or 1402831 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120213013203 its reverse (302310312021), we get a palindrome (422523325224).

The spelling of 120213013203 in words is "one hundred twenty billion, two hundred thirteen million, thirteen thousand, two hundred three".