214444100321 has 16 divisors (see below), whose sum is σ = 243911485440. Its totient is φ = 186744660480.

The previous prime is 214444100317. The next prime is 214444100327. The reversal of 214444100321 is 123001444412.

It is a cyclic number.

It is not a de Polignac number, because 214444100321 - 2² = 214444100317 is a prime.

It is a super-2 number, since 2×214444100321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214444100327) 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, 2606096 + ... + 2687121.

It is an arithmetic number, because the mean of its divisors is an integer number (15244467840).

Almost surely, 2^214444100321 is an apocalyptic number.

It is an amenable number.

214444100321 is a deficient number, since it is larger than the sum of its proper divisors (29467385119).

214444100321 is a wasteful number, since it uses less digits than its factorization.

214444100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5293384.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 214444100321 its reverse (123001444412), we get a palindrome (337445544733).

The spelling of 214444100321 in words is "two hundred fourteen billion, four hundred forty-four million, one hundred thousand, three hundred twenty-one".