30332100021 has 8 divisors (see below), whose sum is σ = 40457619744. Its totient is φ = 20213990160.

The previous prime is 30332100017. The next prime is 30332100041. The reversal of 30332100021 is 12000123303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30332100021 - 2² = 30332100017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30332100041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1842906 + ... + 1859291.

It is an arithmetic number, because the mean of its divisors is an integer number (5057202468).

Almost surely, 2^30332100021 is an apocalyptic number.

It is an amenable number.

30332100021 is a deficient number, since it is larger than the sum of its proper divisors (10125519723).

30332100021 is a wasteful number, since it uses less digits than its factorization.

30332100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704931.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30332100021 its reverse (12000123303), we get a palindrome (42332223324).

The spelling of 30332100021 in words is "thirty billion, three hundred thirty-two million, one hundred thousand, twenty-one".