120012120003 has 16 divisors (see below), whose sum is σ = 167421070080. Its totient is φ = 76324278624.

The previous prime is 120012120001. The next prime is 120012120017. The reversal of 120012120003 is 300021210021.

It is not a de Polignac number, because 120012120003 - 2¹ = 120012120001 is a prime.

It is a super-2 number, since 2×120012120003² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120012120001) 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, 2305773 + ... + 2357246.

It is an arithmetic number, because the mean of its divisors is an integer number (10463816880).

Almost surely, 2^120012120003 is an apocalyptic number.

120012120003 is a deficient number, since it is larger than the sum of its proper divisors (47408950077).

120012120003 is a wasteful number, since it uses less digits than its factorization.

120012120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4663418.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 120012120003 its reverse (300021210021), we get a palindrome (420033330024).

The spelling of 120012120003 in words is "one hundred twenty billion, twelve million, one hundred twenty thousand, three".