140321002144331 has 4 divisors (see below), whose sum is σ = 140321028167232. Its totient is φ = 140320976121432.

The previous prime is 140321002144321. The next prime is 140321002144541. The reversal of 140321002144331 is 133441200123041.

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 140321002144331 - 2³⁴ = 140303822275147 is a prime.

It is a super-2 number, since 2×140321002144331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140321002144294 and 140321002144303.

It is not an unprimeable number, because it can be changed into a prime (140321002144321) 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, 1568795 + ... + 16825668.

It is an arithmetic number, because the mean of its divisors is an integer number (35080257041808).

Almost surely, 2^{140321002144331} is an apocalyptic number.

140321002144331 is a deficient number, since it is larger than the sum of its proper divisors (26022901).

140321002144331 is an equidigital number, since it uses as much as digits as its factorization.

140321002144331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26022900.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 140321002144331 its reverse (133441200123041), we get a palindrome (273762202267372).

The spelling of 140321002144331 in words is "one hundred forty trillion, three hundred twenty-one billion, two million, one hundred forty-four thousand, three hundred thirty-one".