14002100421 has 16 divisors (see below), whose sum is σ = 19436275200. Its totient is φ = 8955430848.

The previous prime is 14002100401. The next prime is 14002100461. The reversal of 14002100421 is 12400120041.

It is not a de Polignac number, because 14002100421 - 2¹¹ = 14002098373 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14002100421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14002100401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498901 + ... + 526218.

It is an arithmetic number, because the mean of its divisors is an integer number (1214767200).

Almost surely, 2^14002100421 is an apocalyptic number.

It is an amenable number.

14002100421 is a deficient number, since it is larger than the sum of its proper divisors (5434174779).

14002100421 is a wasteful number, since it uses less digits than its factorization.

14002100421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025308.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 14002100421 its reverse (12400120041), we get a palindrome (26402220462).

The spelling of 14002100421 in words is "fourteen billion, two million, one hundred thousand, four hundred twenty-one".