140012011231343 has 4 divisors (see below), whose sum is σ = 142990990193760. Its totient is φ = 137033032268928.

The previous prime is 140012011231321. The next prime is 140012011231363. The reversal of 140012011231343 is 343132110210041.

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 140012011231343 - 2¹² = 140012011227247 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 (140012011231363) 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, 1489489481138 + ... + 1489489481231.

It is an arithmetic number, because the mean of its divisors is an integer number (35747747548440).

Almost surely, 2^{140012011231343} is an apocalyptic number.

140012011231343 is a deficient number, since it is larger than the sum of its proper divisors (2978978962417).

140012011231343 is an equidigital number, since it uses as much as digits as its factorization.

140012011231343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2978978962416.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 140012011231343 its reverse (343132110210041), we get a palindrome (483144121441384).

The spelling of 140012011231343 in words is "one hundred forty trillion, twelve billion, eleven million, two hundred thirty-one thousand, three hundred forty-three".