140121532253227 has 12 divisors (see below), whose sum is σ = 167404174643440. Its totient is φ = 114882250043088.

The previous prime is 140121532253141. The next prime is 140121532253243. The reversal of 140121532253227 is 722352235121041.

It is not a de Polignac number, because 140121532253227 - 2¹⁹ = 140121531728939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140121532253227.

It is not an unprimeable number, because it can be changed into a prime (140121532253827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18919997952 + ... + 18920005357.

Almost surely, 2^{140121532253227} is an apocalyptic number.

140121532253227 is a deficient number, since it is larger than the sum of its proper divisors (27282642390213).

140121532253227 is an equidigital number, since it uses as much as digits as its factorization.

140121532253227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37840003362 (or 37840003339 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 140121532253227 its reverse (722352235121041), we get a palindrome (862473767374268).

The spelling of 140121532253227 in words is "one hundred forty trillion, one hundred twenty-one billion, five hundred thirty-two million, two hundred fifty-three thousand, two hundred twenty-seven".