2140003444221 has 16 divisors (see below), whose sum is σ = 3170399118720. Its totient is φ = 1426658322240.

The previous prime is 2140003444147. The next prime is 2140003444279. The reversal of 2140003444221 is 1224443000412.

2140003444221 is a `hidden beast` number, since 2 + 1 + 400 + 0 + 34 + 4 + 4 + 221 = 666.

It is not a de Polignac number, because 2140003444221 - 2¹⁵ = 2140003411453 is a prime.

It is a super-2 number, since 2×2140003444221² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140003444021) 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, 5357136 + ... + 5742726.

It is an arithmetic number, because the mean of its divisors is an integer number (198149944920).

Almost surely, 2^{2140003444221} is an apocalyptic number.

It is an amenable number.

2140003444221 is a deficient number, since it is larger than the sum of its proper divisors (1030395674499).

2140003444221 is a wasteful number, since it uses less digits than its factorization.

2140003444221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591153 (or 591147 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 2140003444221 its reverse (1224443000412), we get a palindrome (3364446444633).

The spelling of 2140003444221 in words is "two trillion, one hundred forty billion, three million, four hundred forty-four thousand, two hundred twenty-one".