141221421322 has 8 divisors (see below), whose sum is σ = 211837040676. Its totient is φ = 70609074432.

The previous prime is 141221421317. The next prime is 141221421323. The reversal of 141221421322 is 223124122141.

It can be written as a sum of positive squares in 2 ways, for example, as 107702768761 + 33518652561 = 328181^2 + 183081^2 .

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

It is not an unprimeable number, because it can be changed into a prime (141221421323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707223 + ... + 884650.

Almost surely, 2^141221421322 is an apocalyptic number.

141221421322 is a deficient number, since it is larger than the sum of its proper divisors (70615619354).

141221421322 is a wasteful number, since it uses less digits than its factorization.

141221421322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636232.

The product of its digits is 1536, while the sum is 25.

Adding to 141221421322 its reverse (223124122141), we get a palindrome (364345543463).

The spelling of 141221421322 in words is "one hundred forty-one billion, two hundred twenty-one million, four hundred twenty-one thousand, three hundred twenty-two".