14142120411221 has 8 divisors (see below), whose sum is σ = 15429612586464. Its totient is φ = 12854935713520.

The previous prime is 14142120411143. The next prime is 14142120411227. The reversal of 14142120411221 is 12211402124141.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 14142120411221 - 2¹⁴ = 14142120394837 is a prime.

It is a super-2 number, since 2×14142120411221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14142120411227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76773206 + ... + 76957191.

It is an arithmetic number, because the mean of its divisors is an integer number (1928701573308).

Almost surely, 2^{14142120411221} is an apocalyptic number.

14142120411221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14142120411221 is a deficient number, since it is larger than the sum of its proper divisors (1287492175243).

14142120411221 is a wasteful number, since it uses less digits than its factorization.

14142120411221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153738771.

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 14142120411221 its reverse (12211402124141), we get a palindrome (26353522535362).

The spelling of 14142120411221 in words is "fourteen trillion, one hundred forty-two billion, one hundred twenty million, four hundred eleven thousand, two hundred twenty-one".