2214321205144 has 8 divisors (see below), whose sum is σ = 4151852259660. Its totient is φ = 1107160602568.

The previous prime is 2214321205133. The next prime is 2214321205147. The reversal of 2214321205144 is 4415021234122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214321205147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138395075314 + ... + 138395075329.

Almost surely, 2^{2214321205144} is an apocalyptic number.

It is an amenable number.

2214321205144 is a deficient number, since it is larger than the sum of its proper divisors (1937531054516).

2214321205144 is a wasteful number, since it uses less digits than its factorization.

2214321205144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276790150649 (or 276790150645 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 2214321205144 its reverse (4415021234122), we get a palindrome (6629342439266).

The spelling of 2214321205144 in words is "two trillion, two hundred fourteen billion, three hundred twenty-one million, two hundred five thousand, one hundred forty-four".