30005532102 has 96 divisors (see below), whose sum is σ = 75249088992. Its totient is φ = 7906139136.

The previous prime is 30005532077. The next prime is 30005532113. The reversal of 30005532102 is 20123550003.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 47 ways as a sum of consecutive naturals, for example, 4954108 + ... + 4960160.

It is an arithmetic number, because the mean of its divisors is an integer number (783844677).

Almost surely, 2^30005532102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30005532102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37624544496).

30005532102 is an abundant number, since it is smaller than the sum of its proper divisors (45243556890).

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

30005532102 is a wasteful number, since it uses less digits than its factorization.

30005532102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7382 (or 7375 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The spelling of 30005532102 in words is "thirty billion, five million, five hundred thirty-two thousand, one hundred two".