30003123001332 has 192 divisors, whose sum is σ = 76783238461440. Its totient is φ = 9062999801856.

The previous prime is 30003123001301. The next prime is 30003123001339. The reversal of 30003123001332 is 23310032130003.

It is a junction number, because it is equal to n+sod(n) for n = 30003123001299 and 30003123001308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30003123001339) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3385206333 + ... + 3385215195.

It is an arithmetic number, because the mean of its divisors is an integer number (399912700320).

Almost surely, 2^{30003123001332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30003123001332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38391619230720).

30003123001332 is an abundant number, since it is smaller than the sum of its proper divisors (46780115460108).

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

30003123001332 is a wasteful number, since it uses less digits than its factorization.

30003123001332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10682 (or 10680 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30003123001332 its reverse (23310032130003), we get a palindrome (53313155131335).

The spelling of 30003123001332 in words is "thirty trillion, three billion, one hundred twenty-three million, one thousand, three hundred thirty-two".