30232203031320 has 128 divisors (see below), whose sum is σ = 91019884032000. Its totient is φ = 8033233978880.

The previous prime is 30232203031259. The next prime is 30232203031333. The reversal of 30232203031320 is 2313030223203.

It is a super-2 number, since 2×30232203031320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39395041 + ... + 40155119.

It is an arithmetic number, because the mean of its divisors is an integer number (711092844000).

Almost surely, 2^{30232203031320} is an apocalyptic number.

30232203031320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30232203031320 is an abundant number, since it is smaller than the sum of its proper divisors (60787681000680).

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

30232203031320 is a wasteful number, since it uses less digits than its factorization.

30232203031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761273 (or 761269 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 30232203031320 its reverse (2313030223203), we get a palindrome (32545233254523).

The spelling of 30232203031320 in words is "thirty trillion, two hundred thirty-two billion, two hundred three million, thirty-one thousand, three hundred twenty".