140241425221 has 2 divisors, whose sum is σ = 140241425222. Its totient is φ = 140241425220.

The previous prime is 140241425201. The next prime is 140241425243. The reversal of 140241425221 is 122524142041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78533897121 + 61707528100 = 280239^2 + 248410^2 .

It is a cyclic number.

It is not a de Polignac number, because 140241425221 - 2³⁵ = 105881686853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140241425221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140241425201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70120712610 + 70120712611.

It is an arithmetic number, because the mean of its divisors is an integer number (70120712611).

Almost surely, 2^140241425221 is an apocalyptic number.

It is an amenable number.

140241425221 is a deficient number, since it is larger than the sum of its proper divisors (1).

140241425221 is an equidigital number, since it uses as much as digits as its factorization.

140241425221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 140241425221 its reverse (122524142041), we get a palindrome (262765567262).

The spelling of 140241425221 in words is "one hundred forty billion, two hundred forty-one million, four hundred twenty-five thousand, two hundred twenty-one".