11014403421 has 32 divisors (see below), whose sum is σ = 16856985600. Its totient is φ = 6266589120.

The previous prime is 11014403381. The next prime is 11014403429. The reversal of 11014403421 is 12430441011.

It is not a de Polignac number, because 11014403421 - 2¹³ = 11014395229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11014403429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6325611 + ... + 6327351.

It is an arithmetic number, because the mean of its divisors is an integer number (526780800).

Almost surely, 2^11014403421 is an apocalyptic number.

It is an amenable number.

11014403421 is a deficient number, since it is larger than the sum of its proper divisors (5842582179).

11014403421 is a wasteful number, since it uses less digits than its factorization.

11014403421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11014403421 its reverse (12430441011), we get a palindrome (23444844432).

The spelling of 11014403421 in words is "eleven billion, fourteen million, four hundred three thousand, four hundred twenty-one".