140223421334321 has 8 divisors (see below), whose sum is σ = 151074180036864. Its totient is φ = 129381854299920.

The previous prime is 140223421334281. The next prime is 140223421334327. The reversal of 140223421334321 is 123433124322041.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 140223421334321 - 2³⁸ = 139948543427377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140223421334327) 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, 2297885345 + ... + 2297946366.

It is an arithmetic number, because the mean of its divisors is an integer number (18884272504608).

Almost surely, 2^{140223421334321} is an apocalyptic number.

It is an amenable number.

140223421334321 is a deficient number, since it is larger than the sum of its proper divisors (10850758702543).

140223421334321 is a wasteful number, since it uses less digits than its factorization.

140223421334321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595834071.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 140223421334321 its reverse (123433124322041), we get a palindrome (263656545656362).

The spelling of 140223421334321 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred twenty-one million, three hundred thirty-four thousand, three hundred twenty-one".