140323234422 has 24 divisors (see below), whose sum is σ = 326466301176. Its totient is φ = 40092352608.

The previous prime is 140323234369. The next prime is 140323234427. The reversal of 140323234422 is 224432323041.

140323234422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140323234422² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140323234422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140323234427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238644663 + ... + 238645250.

It is an arithmetic number, because the mean of its divisors is an integer number (13602762549).

Almost surely, 2^140323234422 is an apocalyptic number.

140323234422 is an abundant number, since it is smaller than the sum of its proper divisors (186143066754).

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

140323234422 is a wasteful number, since it uses less digits than its factorization.

140323234422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477289932 (or 477289925 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 140323234422 its reverse (224432323041), we get a palindrome (364755557463).

The spelling of 140323234422 in words is "one hundred forty billion, three hundred twenty-three million, two hundred thirty-four thousand, four hundred twenty-two".