30300123100120 has 64 divisors (see below), whose sum is σ = 72299987121600. Its totient is φ = 11389027184640.

The previous prime is 30300123100081. The next prime is 30300123100123. The reversal of 30300123100120 is 2100132100303.

It is a junction number, because it is equal to n+sod(n) for n = 30300123100094 and 30300123100103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300123100123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34879165 + ... + 35737324.

It is an arithmetic number, because the mean of its divisors is an integer number (1129687298775).

Almost surely, 2^{30300123100120} is an apocalyptic number.

It is an amenable number.

30300123100120 is an abundant number, since it is smaller than the sum of its proper divisors (41999864021480).

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

30300123100120 is a wasteful number, since it uses less digits than its factorization.

30300123100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70617148 (or 70617144 counting only the distinct ones).

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

Adding to 30300123100120 its reverse (2100132100303), we get a palindrome (32400255200423).

The spelling of 30300123100120 in words is "thirty trillion, three hundred billion, one hundred twenty-three million, one hundred thousand, one hundred twenty".