140014431211 has 4 divisors (see below), whose sum is σ = 141932437192. Its totient is φ = 138096425232.

The previous prime is 140014431203. The next prime is 140014431217. The reversal of 140014431211 is 112134410041.

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 140014431211 - 2³ = 140014431203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140014431217) 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, 959002881 + ... + 959003026.

It is an arithmetic number, because the mean of its divisors is an integer number (35483109298).

Almost surely, 2^140014431211 is an apocalyptic number.

140014431211 is a deficient number, since it is larger than the sum of its proper divisors (1918005981).

140014431211 is an equidigital number, since it uses as much as digits as its factorization.

140014431211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918005980.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 140014431211 its reverse (112134410041), we get a palindrome (252148841252).

The spelling of 140014431211 in words is "one hundred forty billion, fourteen million, four hundred thirty-one thousand, two hundred eleven".