142221413324 has 6 divisors (see below), whose sum is σ = 248887473324. Its totient is φ = 71110706660.

The previous prime is 142221413219. The next prime is 142221413333. The reversal of 142221413324 is 423314122241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17777676662 + ... + 17777676669.

It is an arithmetic number, because the mean of its divisors is an integer number (41481245554).

Almost surely, 2^142221413324 is an apocalyptic number.

It is an amenable number.

142221413324 is a deficient number, since it is larger than the sum of its proper divisors (106666060000).

142221413324 is a wasteful number, since it uses less digits than its factorization.

142221413324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35555353335 (or 35555353333 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 142221413324 its reverse (423314122241), we get a palindrome (565535535565).

The spelling of 142221413324 in words is "one hundred forty-two billion, two hundred twenty-one million, four hundred thirteen thousand, three hundred twenty-four".