141322433221421 has 4 divisors (see below), whose sum is σ = 141322714156512. Its totient is φ = 141322152286332.

The previous prime is 141322433221339. The next prime is 141322433221481. The reversal of 141322433221421 is 124122334223141.

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 141322433221421 - 2¹⁸ = 141322432959277 is a prime.

It is a super-2 number, since 2×141322433221421² (a number of 29 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 (141322433221481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139711625 + ... + 140719518.

It is an arithmetic number, because the mean of its divisors is an integer number (35330678539128).

Almost surely, 2^{141322433221421} is an apocalyptic number.

It is an amenable number.

141322433221421 is a deficient number, since it is larger than the sum of its proper divisors (280935091).

141322433221421 is an equidigital number, since it uses as much as digits as its factorization.

141322433221421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280935090.

The product of its digits is 55296, while the sum is 35.

Adding to 141322433221421 its reverse (124122334223141), we get a palindrome (265444767444562).

The spelling of 141322433221421 in words is "one hundred forty-one trillion, three hundred twenty-two billion, four hundred thirty-three million, two hundred twenty-one thousand, four hundred twenty-one".