5043142520221 has 8 divisors (see below), whose sum is σ = 5533549703640. Its totient is φ = 4567374357312.

The previous prime is 5043142520219. The next prime is 5043142520287. The reversal of 5043142520221 is 1220252413405.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 222434856900 + 4820707663321 = 471630^2 + 2195611^2 .

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

It is not a de Polignac number, because 5043142520221 - 2¹ = 5043142520219 is a prime.

It is a super-2 number, since 2×5043142520221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5043142520321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3659754406 + ... + 3659755783.

It is an arithmetic number, because the mean of its divisors is an integer number (691693712955).

Almost surely, 2^{5043142520221} is an apocalyptic number.

It is an amenable number.

5043142520221 is a deficient number, since it is larger than the sum of its proper divisors (490407183419).

5043142520221 is a wasteful number, since it uses less digits than its factorization.

5043142520221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7319510255.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 5043142520221 its reverse (1220252413405), we get a palindrome (6263394933626).

The spelling of 5043142520221 in words is "five trillion, forty-three billion, one hundred forty-two million, five hundred twenty thousand, two hundred twenty-one".