30012203121120 has 192 divisors, whose sum is σ = 114592048462080. Its totient is φ = 7275685593600.

The previous prime is 30012203121091. The next prime is 30012203121161. The reversal of 30012203121120 is 2112130221003.

30012203121120 is a `hidden beast` number, since 300 + 1 + 2 + 20 + 312 + 11 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30012203121093 and 30012203121102.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 315737446 + ... + 315832485.

It is an arithmetic number, because the mean of its divisors is an integer number (596833585740).

Almost surely, 2^{30012203121120} is an apocalyptic number.

30012203121120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30012203121120 is an abundant number, since it is smaller than the sum of its proper divisors (84579845340960).

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

30012203121120 is a wasteful number, since it uses less digits than its factorization.

30012203121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631569966 (or 631569952 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 30012203121120 its reverse (2112130221003), we get a palindrome (32124333342123).

The spelling of 30012203121120 in words is "thirty trillion, twelve billion, two hundred three million, one hundred twenty-one thousand, one hundred twenty".