30032123231120 has 80 divisors (see below), whose sum is σ = 70079673899520. Its totient is φ = 11969058816000.

The previous prime is 30032123231119. The next prime is 30032123231129. The reversal of 30032123231120 is 2113232123003.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (30032123231129) 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, 23951795 + ... + 25174445.

It is an arithmetic number, because the mean of its divisors is an integer number (875995923744).

Almost surely, 2^{30032123231120} is an apocalyptic number.

It is an amenable number.

30032123231120 is an abundant number, since it is smaller than the sum of its proper divisors (40047550668400).

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

30032123231120 is a wasteful number, since it uses less digits than its factorization.

30032123231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223784 (or 1223778 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30032123231120 its reverse (2113232123003), we get a palindrome (32145355354123).

The spelling of 30032123231120 in words is "thirty trillion, thirty-two billion, one hundred twenty-three million, two hundred thirty-one thousand, one hundred twenty".