30002131320444 has 18 divisors (see below), whose sum is σ = 75838720837880. Its totient is φ = 10000710440136.

The previous prime is 30002131320391. The next prime is 30002131320559. The reversal of 30002131320444 is 44402313120003.

30002131320444 is a `hidden beast` number, since 3 + 0 + 0 + 0 + 213 + 1 + 3 + 2 + 0 + 444 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 416696268304 + ... + 416696268375.

Almost surely, 2^{30002131320444} is an apocalyptic number.

It is an amenable number.

30002131320444 is an abundant number, since it is smaller than the sum of its proper divisors (45836589517436).

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

30002131320444 is a wasteful number, since it uses less digits than its factorization.

30002131320444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833392536689 (or 833392536684 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 30002131320444 its reverse (44402313120003), we get a palindrome (74404444440447).

The spelling of 30002131320444 in words is "thirty trillion, two billion, one hundred thirty-one million, three hundred twenty thousand, four hundred forty-four".