140022243431 has 8 divisors (see below), whose sum is σ = 160047646080. Its totient is φ = 120002397048.

The previous prime is 140022243341. The next prime is 140022243437. The reversal of 140022243431 is 134342220041.

140022243431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140022243431 is a prime.

It is a super-2 number, since 2×140022243431² (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 140022243431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022243437) 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 7 ways as a sum of consecutive naturals, for example, 1334921 + ... + 1435986.

It is an arithmetic number, because the mean of its divisors is an integer number (20005955760).

Almost surely, 2^140022243431 is an apocalyptic number.

140022243431 is a deficient number, since it is larger than the sum of its proper divisors (20025402649).

140022243431 is an equidigital number, since it uses as much as digits as its factorization.

140022243431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778133.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 140022243431 its reverse (134342220041), we get a palindrome (274364463472).

The spelling of 140022243431 in words is "one hundred forty billion, twenty-two million, two hundred forty-three thousand, four hundred thirty-one".