120113203 has 16 divisors (see below), whose sum is σ = 140175360. Its totient is φ = 100791936.

The previous prime is 120113183. The next prime is 120113207. The reversal of 120113203 is 302311021.

It is a de Polignac number, because none of the positive numbers 2^k-120113203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120113207) 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, 138750 + ... + 139612.

It is an arithmetic number, because the mean of its divisors is an integer number (8760960).

Almost surely, 2^120113203 is an apocalyptic number.

120113203 is a deficient number, since it is larger than the sum of its proper divisors (20062157).

120113203 is an equidigital number, since it uses as much as digits as its factorization.

120113203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 120113203 is about 10959.6169184876. The cubic root of 120113203 is about 493.3974675670.

Adding to 120113203 its reverse (302311021), we get a palindrome (422424224).

The spelling of 120113203 in words is "one hundred twenty million, one hundred thirteen thousand, two hundred three".