103030120300120 has 128 divisors (see below), whose sum is σ = 250373410560000. Its totient is φ = 37931706408960.

The previous prime is 103030120300103. The next prime is 103030120300123. The reversal of 103030120300120 is 21003021030301.

It is a junction number, because it is equal to n+sod(n) for n = 103030120300094 and 103030120300103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103030120300123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 631234281 + ... + 631397479.

It is an arithmetic number, because the mean of its divisors is an integer number (1956042270000).

Almost surely, 2^{103030120300120} is an apocalyptic number.

103030120300120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103030120300120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125186705280000).

103030120300120 is an abundant number, since it is smaller than the sum of its proper divisors (147343290259880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103030120300120 is a wasteful number, since it uses less digits than its factorization.

103030120300120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166733 (or 166729 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 103030120300120 its reverse (21003021030301), we get a palindrome (124033141330421).

The spelling of 103030120300120 in words is "one hundred three trillion, thirty billion, one hundred twenty million, three hundred thousand, one hundred twenty".