30432123330020 has 48 divisors (see below), whose sum is σ = 67271503622400. Its totient is φ = 11532088339200.

The previous prime is 30432123329969. The next prime is 30432123330029. The reversal of 30432123330020 is 2003332123403.

It is a super-2 number, since 2×30432123330020² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30432123330029) 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, 81105845 + ... + 81480195.

It is an arithmetic number, because the mean of its divisors is an integer number (1401489658800).

Almost surely, 2^{30432123330020} is an apocalyptic number.

It is an amenable number.

30432123330020 is an abundant number, since it is smaller than the sum of its proper divisors (36839380292380).

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

30432123330020 is a wasteful number, since it uses less digits than its factorization.

30432123330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588308 (or 588306 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 30432123330020 its reverse (2003332123403), we get a palindrome (32435455453423).

The spelling of 30432123330020 in words is "thirty trillion, four hundred thirty-two billion, one hundred twenty-three million, three hundred thirty thousand, twenty".