140434423122 has 32 divisors (see below), whose sum is σ = 325783913472. Its totient is φ = 39525252624.

The previous prime is 140434423121. The next prime is 140434423139. The reversal of 140434423122 is 221324434041.

It is a self number, because there is not a number n which added to its sum of digits gives 140434423122.

It is not an unprimeable number, because it can be changed into a prime (140434423121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24949998 + ... + 24955625.

It is an arithmetic number, because the mean of its divisors is an integer number (10180747296).

Almost surely, 2^140434423122 is an apocalyptic number.

140434423122 is an abundant number, since it is smaller than the sum of its proper divisors (185349490350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140434423122 is a wasteful number, since it uses less digits than its factorization.

140434423122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49905702.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140434423122 its reverse (221324434041), we get a palindrome (361758857163).

The spelling of 140434423122 in words is "one hundred forty billion, four hundred thirty-four million, four hundred twenty-three thousand, one hundred twenty-two".