14021341220 has 12 divisors (see below), whose sum is σ = 29444816604. Its totient is φ = 5608536480.

The previous prime is 14021341211. The next prime is 14021341273. The reversal of 14021341220 is 2214312041.

It can be written as a sum of positive squares in 2 ways, for example, as 6766049536 + 7255291684 = 82256^2 + 85178^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 701067061 = 14021341220 / (1 + 4 + 0 + 2 + 1 + 3 + 4 + 1 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 14021341192 and 14021341201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350533511 + ... + 350533550.

It is an arithmetic number, because the mean of its divisors is an integer number (2453734717).

Almost surely, 2^14021341220 is an apocalyptic number.

14021341220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14021341220 is an abundant number, since it is smaller than the sum of its proper divisors (15423475384).

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

14021341220 is a wasteful number, since it uses less digits than its factorization.

14021341220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701067070 (or 701067068 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 14021341220 its reverse (2214312041), we get a palindrome (16235653261).

The spelling of 14021341220 in words is "fourteen billion, twenty-one million, three hundred forty-one thousand, two hundred twenty".