140431114244321 has 12 divisors (see below), whose sum is σ = 143775205109712. Its totient is φ = 137163078908856.

The previous prime is 140431114244303. The next prime is 140431114244341. The reversal of 140431114244321 is 123442411134041.

It is not a de Polignac number, because 140431114244321 - 2⁶ = 140431114244257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140431114244341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121583090 + ... + 122732676.

It is an arithmetic number, because the mean of its divisors is an integer number (11981267092476).

Almost surely, 2^{140431114244321} is an apocalyptic number.

It is an amenable number.

140431114244321 is a deficient number, since it is larger than the sum of its proper divisors (3344090865391).

140431114244321 is an equidigital number, since it uses as much as digits as its factorization.

140431114244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215740 (or 1215697 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

Adding to 140431114244321 its reverse (123442411134041), we get a palindrome (263873525378362).

The spelling of 140431114244321 in words is "one hundred forty trillion, four hundred thirty-one billion, one hundred fourteen million, two hundred forty-four thousand, three hundred twenty-one".