42140321223 has 32 divisors (see below), whose sum is σ = 75440020992. Its totient is φ = 20207145600.

The previous prime is 42140321189. The next prime is 42140321243. The reversal of 42140321223 is 32212304124.

It is a happy number.

It is not a de Polignac number, because 42140321223 - 2¹⁰ = 42140320199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42140321193 and 42140321202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42140321243) 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 31 ways as a sum of consecutive naturals, for example, 7013368 + ... + 7019373.

It is an arithmetic number, because the mean of its divisors is an integer number (2357500656).

Almost surely, 2^42140321223 is an apocalyptic number.

42140321223 is a deficient number, since it is larger than the sum of its proper divisors (33299699769).

42140321223 is a wasteful number, since it uses less digits than its factorization.

42140321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14032775.

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

Adding to 42140321223 its reverse (32212304124), we get a palindrome (74352625347).

It can be divided in two parts, 42140 and 321223, that added together give a palindrome (363363).

The spelling of 42140321223 in words is "forty-two billion, one hundred forty million, three hundred twenty-one thousand, two hundred twenty-three".