140420203013323 has 4 divisors (see below), whose sum is σ = 140877597811720. Its totient is φ = 139962808214928.

The previous prime is 140420203013317. The next prime is 140420203013417. The reversal of 140420203013323 is 323310302024041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140420203013323 - 2⁴⁵ = 105235830924491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140420203013291 and 140420203013300.

It is not an unprimeable number, because it can be changed into a prime (140420203013423) 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, 228697398738 + ... + 228697399351.

It is an arithmetic number, because the mean of its divisors is an integer number (35219399452930).

Almost surely, 2^{140420203013323} is an apocalyptic number.

140420203013323 is a deficient number, since it is larger than the sum of its proper divisors (457394798397).

140420203013323 is an equidigital number, since it uses as much as digits as its factorization.

140420203013323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457394798396.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 140420203013323 its reverse (323310302024041), we get a palindrome (463730505037364).

The spelling of 140420203013323 in words is "one hundred forty trillion, four hundred twenty billion, two hundred three million, thirteen thousand, three hundred twenty-three".