14020015142221 has 16 divisors (see below), whose sum is σ = 15486952578048. Its totient is φ = 12585303895600.

The previous prime is 14020015142183. The next prime is 14020015142233. The reversal of 14020015142221 is 12224151002041.

It is a cyclic number.

It is not a de Polignac number, because 14020015142221 - 2¹³ = 14020015134029 is a prime.

It is a super-2 number, since 2×14020015142221² (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 (14020015142321) 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, 2285125 + ... + 5767306.

It is an arithmetic number, because the mean of its divisors is an integer number (967934536128).

Almost surely, 2^{14020015142221} is an apocalyptic number.

14020015142221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14020015142221 is a deficient number, since it is larger than the sum of its proper divisors (1466937435827).

14020015142221 is a wasteful number, since it uses less digits than its factorization.

14020015142221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8054432.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 14020015142221 its reverse (12224151002041), we get a palindrome (26244166144262).

The spelling of 14020015142221 in words is "fourteen trillion, twenty billion, fifteen million, one hundred forty-two thousand, two hundred twenty-one".