214221423214111 has 4 divisors (see below), whose sum is σ = 214221832424424. Its totient is φ = 214221014003800.

The previous prime is 214221423214103. The next prime is 214221423214121. The reversal of 214221423214111 is 111412324122412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214221423214111 - 2³ = 214221423214103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214221423214121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203818900 + ... + 204867241.

It is an arithmetic number, because the mean of its divisors is an integer number (53555458106106).

Almost surely, 2^{214221423214111} is an apocalyptic number.

214221423214111 is a deficient number, since it is larger than the sum of its proper divisors (409210313).

214221423214111 is an equidigital number, since it uses as much as digits as its factorization.

214221423214111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409210312.

The product of its digits is 6144, while the sum is 31.

Adding to 214221423214111 its reverse (111412324122412), we get a palindrome (325633747336523).

The spelling of 214221423214111 in words is "two hundred fourteen trillion, two hundred twenty-one billion, four hundred twenty-three million, two hundred fourteen thousand, one hundred eleven".