11244123131430 has 128 divisors (see below), whose sum is σ = 30907817081856. Its totient is φ = 2564521689600.

The previous prime is 11244123131419. The next prime is 11244123131471. The reversal of 11244123131430 is 3413132144211.

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

It is a congruent number.

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, 533873100 + ... + 533894160.

It is an arithmetic number, because the mean of its divisors is an integer number (241467320952).

Almost surely, 2^{11244123131430} is an apocalyptic number.

11244123131430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11244123131430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15453908540928).

11244123131430 is an abundant number, since it is smaller than the sum of its proper divisors (19663693950426).

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

11244123131430 is a wasteful number, since it uses less digits than its factorization.

11244123131430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26462.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 11244123131430 its reverse (3413132144211), we get a palindrome (14657255275641).

The spelling of 11244123131430 in words is "eleven trillion, two hundred forty-four billion, one hundred twenty-three million, one hundred thirty-one thousand, four hundred thirty".