141200440121 has 16 divisors (see below), whose sum is σ = 153898315536. Its totient is φ = 128772274176.

The previous prime is 141200440057. The next prime is 141200440159. The reversal of 141200440121 is 121044002141.

It can be written as a sum of positive squares in 8 ways, for example, as 121090080400 + 20110359721 = 347980^2 + 141811^2 .

It is not a de Polignac number, because 141200440121 - 2⁶ = 141200440057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141200440093 and 141200440102.

It is not an unprimeable number, because it can be changed into a prime (141200442121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306251 + ... + 613343.

It is an arithmetic number, because the mean of its divisors is an integer number (9618644721).

Almost surely, 2^141200440121 is an apocalyptic number.

It is an amenable number.

141200440121 is a deficient number, since it is larger than the sum of its proper divisors (12697875415).

141200440121 is a wasteful number, since it uses less digits than its factorization.

141200440121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307532.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 141200440121 its reverse (121044002141), we get a palindrome (262244442262).

The spelling of 141200440121 in words is "one hundred forty-one billion, two hundred million, four hundred forty thousand, one hundred twenty-one".