141225431221 has 8 divisors (see below), whose sum is σ = 161426858624. Its totient is φ = 121030595280.

The previous prime is 141225431213. The next prime is 141225431267. The reversal of 141225431221 is 122134522141.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141225431221 - 2³ = 141225431213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141225431221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141225434221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601865 + ... + 1687726.

It is an arithmetic number, because the mean of its divisors is an integer number (20178357328).

Almost surely, 2^141225431221 is an apocalyptic number.

It is an amenable number.

141225431221 is a deficient number, since it is larger than the sum of its proper divisors (20201427403).

141225431221 is an equidigital number, since it uses as much as digits as its factorization.

141225431221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3295731.

The product of its digits is 3840, while the sum is 28.

Adding to 141225431221 its reverse (122134522141), we get a palindrome (263359953362).

The spelling of 141225431221 in words is "one hundred forty-one billion, two hundred twenty-five million, four hundred thirty-one thousand, two hundred twenty-one".