140213443123 has 8 divisors (see below), whose sum is σ = 151004701008. Its totient is φ = 129422986464.

The previous prime is 140213443103. The next prime is 140213443127. The reversal of 140213443123 is 321344312041.

It is a happy number.

140213443123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 140213443123 - 2²⁵ = 140179888691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140213443091 and 140213443100.

It is not an unprimeable number, because it can be changed into a prime (140213443127) 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 7 ways as a sum of consecutive naturals, for example, 191565 + ... + 563137.

It is an arithmetic number, because the mean of its divisors is an integer number (18875587626).

Almost surely, 2^140213443123 is an apocalyptic number.

140213443123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140213443123 is a deficient number, since it is larger than the sum of its proper divisors (10791257885).

140213443123 is a wasteful number, since it uses less digits than its factorization.

140213443123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400613.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 140213443123 its reverse (321344312041), we get a palindrome (461557755164).

The spelling of 140213443123 in words is "one hundred forty billion, two hundred thirteen million, four hundred forty-three thousand, one hundred twenty-three".