140042240331 has 16 divisors (see below), whose sum is σ = 225950505984. Its totient is φ = 75316834944.

The previous prime is 140042240309. The next prime is 140042240333. The reversal of 140042240331 is 133042240041.

It is not a de Polignac number, because 140042240331 - 2⁷ = 140042240203 is a prime.

It is a super-2 number, since 2×140042240331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140042240333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196137235 + ... + 196137948.

It is an arithmetic number, because the mean of its divisors is an integer number (14121906624).

Almost surely, 2^140042240331 is an apocalyptic number.

140042240331 is a deficient number, since it is larger than the sum of its proper divisors (85908265653).

140042240331 is a wasteful number, since it uses less digits than its factorization.

140042240331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392275210.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 140042240331 its reverse (133042240041), we get a palindrome (273084480372).

It can be divided in two parts, 1400422 and 40331, that added together give a triangular number (1440753 = T₁₆₉₇).

The spelling of 140042240331 in words is "one hundred forty billion, forty-two million, two hundred forty thousand, three hundred thirty-one".