141043343021 has 4 divisors (see below), whose sum is σ = 161192392032. Its totient is φ = 120894294012.

The previous prime is 141043342981. The next prime is 141043343027. The reversal of 141043343021 is 120343340141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 141043343021 - 2³⁰ = 139969601197 is a prime.

It is a super-2 number, since 2×141043343021² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141043343027) 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, 10074524495 + ... + 10074524508.

It is an arithmetic number, because the mean of its divisors is an integer number (40298098008).

Almost surely, 2^141043343021 is an apocalyptic number.

It is an amenable number.

141043343021 is a deficient number, since it is larger than the sum of its proper divisors (20149049011).

141043343021 is an equidigital number, since it uses as much as digits as its factorization.

141043343021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20149049010.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 141043343021 its reverse (120343340141), we get a palindrome (261386683162).

The spelling of 141043343021 in words is "one hundred forty-one billion, forty-three million, three hundred forty-three thousand, twenty-one".