30020320020120 has 64 divisors (see below), whose sum is σ = 92257568857440. Its totient is φ = 7810164556800.

The previous prime is 30020320019953. The next prime is 30020320020157. The reversal of 30020320020120 is 2102002302003.

It is a super-2 number, since 2×30020320020120² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30020320020120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3050840611 + ... + 3050850450.

Almost surely, 2^{30020320020120} is an apocalyptic number.

30020320020120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30020320020120 is an abundant number, since it is smaller than the sum of its proper divisors (62237248837320).

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

30020320020120 is a wasteful number, since it uses less digits than its factorization.

30020320020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101691116 (or 6101691112 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 30020320020120 its reverse (2102002302003), we get a palindrome (32122322322123).

The spelling of 30020320020120 in words is "thirty trillion, twenty billion, three hundred twenty million, twenty thousand, one hundred twenty".