11044403142421 has 8 divisors (see below), whose sum is σ = 12050950464000. Its totient is φ = 10038274266240.

The previous prime is 11044403142397. The next prime is 11044403142433. The reversal of 11044403142421 is 12424130444011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11044403142421 - 2¹³ = 11044403134229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044203142421) 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, 104556156 + ... + 104661733.

It is an arithmetic number, because the mean of its divisors is an integer number (1506368808000).

Almost surely, 2^{11044403142421} is an apocalyptic number.

11044403142421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11044403142421 is a deficient number, since it is larger than the sum of its proper divisors (1006547321579).

11044403142421 is a wasteful number, since it uses less digits than its factorization.

11044403142421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209222699.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 11044403142421 its reverse (12424130444011), we get a palindrome (23468533586432).

The spelling of 11044403142421 in words is "eleven trillion, forty-four billion, four hundred three million, one hundred forty-two thousand, four hundred twenty-one".