2144221213202 has 8 divisors (see below), whose sum is σ = 3248176689612. Its totient is φ = 1061495650000.

The previous prime is 2144221213201. The next prime is 2144221213207. The reversal of 2144221213202 is 2023121224412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2144206704721 + 14508481 = 1464311^2 + 3809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2144221213202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2144221213201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5307478049 + ... + 5307478452.

Almost surely, 2^{2144221213202} is an apocalyptic number.

2144221213202 is a deficient number, since it is larger than the sum of its proper divisors (1103955476410).

2144221213202 is a wasteful number, since it uses less digits than its factorization.

2144221213202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10614956604.

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

Adding to 2144221213202 its reverse (2023121224412), we get a palindrome (4167342437614).

The spelling of 2144221213202 in words is "two trillion, one hundred forty-four billion, two hundred twenty-one million, two hundred thirteen thousand, two hundred two".