30012203032 has 64 divisors (see below), whose sum is σ = 66126715200. Its totient is φ = 12501749760.

The previous prime is 30012203029. The next prime is 30012203047. The reversal of 30012203032 is 23030221003.

It is a junction number, because it is equal to n+sod(n) for n = 30012202997 and 30012203015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593328 + ... + 641920.

It is an arithmetic number, because the mean of its divisors is an integer number (1033229925).

Almost surely, 2^30012203032 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 30012203032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33063357600).

30012203032 is an abundant number, since it is smaller than the sum of its proper divisors (36114512168).

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

30012203032 is a wasteful number, since it uses less digits than its factorization.

30012203032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48916 (or 48912 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30012203032 its reverse (23030221003), we get a palindrome (53042424035).

The spelling of 30012203032 in words is "thirty billion, twelve million, two hundred three thousand, thirty-two".