120011320203 has 16 divisors (see below), whose sum is σ = 160742103456. Its totient is φ = 79644303360.

The previous prime is 120011320171. The next prime is 120011320213. The reversal of 120011320203 is 302023110021.

It is not a de Polignac number, because 120011320203 - 2⁵ = 120011320171 is a prime.

It is a super-2 number, since 2×120011320203² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120011320213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1889775 + ... + 1952247.

It is an arithmetic number, because the mean of its divisors is an integer number (10046381466).

Almost surely, 2^120011320203 is an apocalyptic number.

120011320203 is a deficient number, since it is larger than the sum of its proper divisors (40730783253).

120011320203 is a wasteful number, since it uses less digits than its factorization.

120011320203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65374.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120011320203 its reverse (302023110021), we get a palindrome (422034430224).

The spelling of 120011320203 in words is "one hundred twenty billion, eleven million, three hundred twenty thousand, two hundred three".