120001002103 has 8 divisors (see below), whose sum is σ = 122971916448. Its totient is φ = 117056263584.

The previous prime is 120001002091. The next prime is 120001002113. The reversal of 120001002103 is 301200100021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120001002103 - 2¹³ = 120000993911 is a prime.

It is a super-3 number, since 3×120001002103³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120001002103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001002113) 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, 6534675 + ... + 6553012.

It is an arithmetic number, because the mean of its divisors is an integer number (15371489556).

Almost surely, 2^120001002103 is an apocalyptic number.

120001002103 is a deficient number, since it is larger than the sum of its proper divisors (2970914345).

120001002103 is a wasteful number, since it uses less digits than its factorization.

120001002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13087913.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 120001002103 its reverse (301200100021), we get a palindrome (421201102124).

The spelling of 120001002103 in words is "one hundred twenty billion, one million, two thousand, one hundred three".