140431103130321 has 24 divisors (see below), whose sum is σ = 214789017085344. Its totient is φ = 88108695561600.

The previous prime is 140431103130289. The next prime is 140431103130337. The reversal of 140431103130321 is 123031301134041.

140431103130321 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 311 + 0 + 313 + 0 + 32 + 1 = 666.

It is not a de Polignac number, because 140431103130321 - 2⁵ = 140431103130289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140431103130391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22977451 + ... + 28439856.

It is an arithmetic number, because the mean of its divisors is an integer number (8949542378556).

Almost surely, 2^{140431103130321} is an apocalyptic number.

It is an amenable number.

140431103130321 is a deficient number, since it is larger than the sum of its proper divisors (74357913955023).

140431103130321 is a wasteful number, since it uses less digits than its factorization.

140431103130321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51435181 (or 51435178 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 140431103130321 its reverse (123031301134041), we get a palindrome (263462404264362).

The spelling of 140431103130321 in words is "one hundred forty trillion, four hundred thirty-one billion, one hundred three million, one hundred thirty thousand, three hundred twenty-one".