30440003431112 has 256 divisors, whose sum is σ = 67395870720000. Its totient is φ = 12752183808000.

The previous prime is 30440003431063. The next prime is 30440003431129. The reversal of 30440003431112 is 21113430004403.

It is a happy number.

It is a super-2 number, since 2×30440003431112² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9306022037 + ... + 9306025307.

It is an arithmetic number, because the mean of its divisors is an integer number (263265120000).

Almost surely, 2^{30440003431112} 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 30440003431112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33697935360000).

30440003431112 is an abundant number, since it is smaller than the sum of its proper divisors (36955867288888).

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

30440003431112 is a wasteful number, since it uses less digits than its factorization.

30440003431112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4916 (or 4912 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 30440003431112 its reverse (21113430004403), we get a palindrome (51553433435515).

The spelling of 30440003431112 in words is "thirty trillion, four hundred forty billion, three million, four hundred thirty-one thousand, one hundred twelve".