30102133032 has 80 divisors (see below), whose sum is σ = 84676131540. Its totient is φ = 9990929664.

The previous prime is 30102133013. The next prime is 30102133049. The reversal of 30102133032 is 23033120103.

30102133032 is a `hidden beast` number, since 301 + 0 + 2 + 1 + 330 + 32 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29630113956 + 472019076 = 172134^2 + 21726^2 .

It is a super-2 number, since 2×30102133032² (a number of 22 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 30102132996 and 30102133014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51298 + ... + 250670.

Almost surely, 2^30102133032 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 30102133032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42338065770).

30102133032 is an abundant number, since it is smaller than the sum of its proper divisors (54573998508).

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

30102133032 is a wasteful number, since it uses less digits than its factorization.

30102133032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199624 (or 199611 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30102133032 its reverse (23033120103), we get a palindrome (53135253135).

The spelling of 30102133032 in words is "thirty billion, one hundred two million, one hundred thirty-three thousand, thirty-two".