30020003332002 has 72 divisors (see below), whose sum is σ = 68041139991552. Its totient is φ = 9547704777600.

The previous prime is 30020003331991. The next prime is 30020003332037. The reversal of 30020003332002 is 20023330002003.

It is a super-2 number, since 2×30020003332002² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 66346143 + ... + 66797085.

It is an arithmetic number, because the mean of its divisors is an integer number (945015833216).

Almost surely, 2^{30020003332002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30020003332002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34020569995776).

30020003332002 is an abundant number, since it is smaller than the sum of its proper divisors (38021136659550).

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

30020003332002 is a wasteful number, since it uses less digits than its factorization.

30020003332002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451776 (or 451372 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 30020003332002 its reverse (20023330002003), we get a palindrome (50043333334005).

The spelling of 30020003332002 in words is "thirty trillion, twenty billion, three million, three hundred thirty-two thousand, two".