14220104420 has 24 divisors (see below), whose sum is σ = 29912602104. Its totient is φ = 5678445056.

The previous prime is 14220104417. The next prime is 14220104443. The reversal of 14220104420 is 2440102241.

It can be written as a sum of positive squares in 4 ways, for example, as 3050573824 + 11169530596 = 55232^2 + 105686^2 .

It is a super-2 number, since 2×14220104420² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 14220104392 and 14220104401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587639 + ... + 611358.

It is an arithmetic number, because the mean of its divisors is an integer number (1246358421).

Almost surely, 2^14220104420 is an apocalyptic number.

14220104420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14220104420 is an abundant number, since it is smaller than the sum of its proper divisors (15692497684).

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

14220104420 is a wasteful number, since it uses less digits than its factorization.

14220104420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199599 (or 1199597 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 14220104420 its reverse (2440102241), we get a palindrome (16660206661).

The spelling of 14220104420 in words is "fourteen billion, two hundred twenty million, one hundred four thousand, four hundred twenty".