12010331434440 has 32 divisors (see below), whose sum is σ = 36030994303680. Its totient is φ = 3202755049152.

The previous prime is 12010331434427. The next prime is 12010331434441. The reversal of 12010331434440 is 4443413301021.

It is a super-2 number, since 2×12010331434440² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 12010331434398 and 12010331434407.

It is not an unprimeable number, because it can be changed into a prime (12010331434441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50043047524 + ... + 50043047763.

It is an arithmetic number, because the mean of its divisors is an integer number (1125968571990).

Almost surely, 2^{12010331434440} is an apocalyptic number.

12010331434440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010331434440 is an abundant number, since it is smaller than the sum of its proper divisors (24020662869240).

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

12010331434440 is a wasteful number, since it uses less digits than its factorization.

12010331434440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100086095301 (or 100086095297 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 12010331434440 its reverse (4443413301021), we get a palindrome (16453744735461).

The spelling of 12010331434440 in words is "twelve trillion, ten billion, three hundred thirty-one million, four hundred thirty-four thousand, four hundred forty".