120100101003 has 8 divisors (see below), whose sum is σ = 177926075600. Its totient is φ = 80066733984.

The previous prime is 120100100971. The next prime is 120100101019. The reversal of 120100101003 is 300101001021.

It is not a de Polignac number, because 120100101003 - 2⁵ = 120100100971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120100101083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224075918 + ... + 2224075971.

It is an arithmetic number, because the mean of its divisors is an integer number (22240759450).

Almost surely, 2^120100101003 is an apocalyptic number.

120100101003 is a deficient number, since it is larger than the sum of its proper divisors (57825974597).

120100101003 is an equidigital number, since it uses as much as digits as its factorization.

120100101003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448151898 (or 4448151892 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 120100101003 its reverse (300101001021), we get a palindrome (420201102024).

The spelling of 120100101003 in words is "one hundred twenty billion, one hundred million, one hundred one thousand, three".