30421112434400 has 72 divisors (see below), whose sum is σ = 74266895130120. Its totient is φ = 12168223055360.

The previous prime is 30421112434393. The next prime is 30421112434403. The reversal of 30421112434400 is 443421112403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30421112434403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47706467 + ... + 48339933.

It is an arithmetic number, because the mean of its divisors is an integer number (1031484654585).

Almost surely, 2^{30421112434400} is an apocalyptic number.

It is an amenable number.

30421112434400 is an abundant number, since it is smaller than the sum of its proper divisors (43845782695720).

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

30421112434400 is a wasteful number, since it uses less digits than its factorization.

30421112434400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693516 (or 693503 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 30421112434400 its reverse (443421112403), we get a palindrome (30864533546803).

The spelling of 30421112434400 in words is "thirty trillion, four hundred twenty-one billion, one hundred twelve million, four hundred thirty-four thousand, four hundred".