141322442131421 has 4 divisors (see below), whose sum is σ = 141331240157952. Its totient is φ = 141313644104892.

The previous prime is 141322442131397. The next prime is 141322442131427. The reversal of 141322442131421 is 124131244223141.

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 141322442131421 - 2³⁸ = 141047564224477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141322442131427) 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, 4398989171 + ... + 4399021296.

It is an arithmetic number, because the mean of its divisors is an integer number (35332810039488).

Almost surely, 2^{141322442131421} is an apocalyptic number.

It is an amenable number.

141322442131421 is a deficient number, since it is larger than the sum of its proper divisors (8798026531).

141322442131421 is an equidigital number, since it uses as much as digits as its factorization.

141322442131421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8798026530.

The product of its digits is 36864, while the sum is 35.

Adding to 141322442131421 its reverse (124131244223141), we get a palindrome (265453686354562).

The spelling of 141322442131421 in words is "one hundred forty-one trillion, three hundred twenty-two billion, four hundred forty-two million, one hundred thirty-one thousand, four hundred twenty-one".