30303200032020 has 144 divisors (see below), whose sum is σ = 94447659738432. Its totient is φ = 7860175303680.

The previous prime is 30303200031991. The next prime is 30303200032097. The reversal of 30303200032020 is 2023000230303.

30303200032020 is a `hidden beast` number, since 3 + 0 + 3 + 0 + 320 + 0 + 0 + 320 + 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 = 30303200031984 and 30303200032002.

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 47 ways as a sum of consecutive naturals, for example, 6257362 + ... + 9988041.

Almost surely, 2^{30303200032020} is an apocalyptic number.

30303200032020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30303200032020 is an abundant number, since it is smaller than the sum of its proper divisors (64144459706412).

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

30303200032020 is a wasteful number, since it uses less digits than its factorization.

30303200032020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16245702 (or 16245697 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 30303200032020 its reverse (2023000230303), we get a palindrome (32326200262323).

The spelling of 30303200032020 in words is "thirty trillion, three hundred three billion, two hundred million, thirty-two thousand, twenty".