140032412242321 has 8 divisors (see below), whose sum is σ = 143818503566184. Its totient is φ = 136246396262400.

The previous prime is 140032412242297. The next prime is 140032412242379. The reversal of 140032412242321 is 123242214230041.

It can be written as a sum of positive squares in 4 ways, for example, as 87676536780625 + 52355875461696 = 9363575^2 + 7235736^2 .

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 140032412242321 - 2²⁵ = 140032378687889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140032412242421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15058480 + ... + 22512721.

It is an arithmetic number, because the mean of its divisors is an integer number (17977312945773).

Almost surely, 2^{140032412242321} is an apocalyptic number.

It is an amenable number.

140032412242321 is a deficient number, since it is larger than the sum of its proper divisors (3786091323863).

140032412242321 is a wasteful number, since it uses less digits than its factorization.

140032412242321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37671971.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 140032412242321 its reverse (123242214230041), we get a palindrome (263274626472362).

The spelling of 140032412242321 in words is "one hundred forty trillion, thirty-two billion, four hundred twelve million, two hundred forty-two thousand, three hundred twenty-one".