14022111400021 has 16 divisors (see below), whose sum is σ = 14783776920000. Its totient is φ = 13262815310976.

The previous prime is 14022111400013. The next prime is 14022111400081. The reversal of 14022111400021 is 12000411122041.

It is a happy number.

It is not a de Polignac number, because 14022111400021 - 2³ = 14022111400013 is a prime.

It is a super-2 number, since 2×14022111400021² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14022111400081) 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, 171108585 + ... + 171190513.

It is an arithmetic number, because the mean of its divisors is an integer number (923986057500).

Almost surely, 2^{14022111400021} is an apocalyptic number.

It is an amenable number.

14022111400021 is a deficient number, since it is larger than the sum of its proper divisors (761665519979).

14022111400021 is a wasteful number, since it uses less digits than its factorization.

14022111400021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96276.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 14022111400021 its reverse (12000411122041), we get a palindrome (26022522522062).

The spelling of 14022111400021 in words is "fourteen trillion, twenty-two billion, one hundred eleven million, four hundred thousand, twenty-one".