4044000141221 has 16 divisors (see below), whose sum is σ = 4191114312000. Its totient is φ = 3899772484608.

The previous prime is 4044000141217. The next prime is 4044000141287. The reversal of 4044000141221 is 1221410004404.

It is a cyclic number.

It is not a de Polignac number, because 4044000141221 - 2² = 4044000141217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044000141521) 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, 326210 + ... + 2862588.

It is an arithmetic number, because the mean of its divisors is an integer number (261944644500).

Almost surely, 2^{4044000141221} is an apocalyptic number.

It is an amenable number.

4044000141221 is a deficient number, since it is larger than the sum of its proper divisors (147114170779).

4044000141221 is a wasteful number, since it uses less digits than its factorization.

4044000141221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2536948.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 4044000141221 its reverse (1221410004404), we get a palindrome (5265410145625).

The spelling of 4044000141221 in words is "four trillion, forty-four billion, one hundred forty-one thousand, two hundred twenty-one".