140022243421 has 8 divisors (see below), whose sum is σ = 153800176320. Its totient is φ = 126885144672.

The previous prime is 140022243341. The next prime is 140022243437. The reversal of 140022243421 is 124342220041.

140022243421 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 not a de Polignac number, because 140022243421 - 2³¹ = 137874759773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140022243461) 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, 160208080 + ... + 160208953.

It is an arithmetic number, because the mean of its divisors is an integer number (19225022040).

Almost surely, 2^140022243421 is an apocalyptic number.

It is an amenable number.

140022243421 is a deficient number, since it is larger than the sum of its proper divisors (13777932899).

140022243421 is a wasteful number, since it uses less digits than its factorization.

140022243421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320417075.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 140022243421 its reverse (124342220041), we get a palindrome (264364463462).

The spelling of 140022243421 in words is "one hundred forty billion, twenty-two million, two hundred forty-three thousand, four hundred twenty-one".