30221023120032 has 96 divisors (see below), whose sum is σ = 80679477332160. Its totient is φ = 9902355701760.

The previous prime is 30221023120031. The next prime is 30221023120157. The reversal of 30221023120032 is 23002132012203.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 30221023119990 and 30221023120008.

It is not an unprimeable number, because it can be changed into a prime (30221023120031) 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, 102830448 + ... + 103123920.

It is an arithmetic number, because the mean of its divisors is an integer number (840411222210).

Almost surely, 2^{30221023120032} is an apocalyptic number.

30221023120032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30221023120032 is an abundant number, since it is smaller than the sum of its proper divisors (50458454212128).

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

30221023120032 is a wasteful number, since it uses less digits than its factorization.

30221023120032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311726 (or 311718 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30221023120032 its reverse (23002132012203), we get a palindrome (53223155132235).

The spelling of 30221023120032 in words is "thirty trillion, two hundred twenty-one billion, twenty-three million, one hundred twenty thousand, thirty-two".