142220344204 has 6 divisors (see below), whose sum is σ = 248885602364. Its totient is φ = 71110172100.

The previous prime is 142220344199. The next prime is 142220344241. The reversal of 142220344204 is 402443022241.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17777543022 + ... + 17777543029.

Almost surely, 2^142220344204 is an apocalyptic number.

It is an amenable number.

142220344204 is a deficient number, since it is larger than the sum of its proper divisors (106665258160).

142220344204 is a wasteful number, since it uses less digits than its factorization.

142220344204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35555086055 (or 35555086053 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 142220344204 its reverse (402443022241), we get a palindrome (544663366445).

The spelling of 142220344204 in words is "one hundred forty-two billion, two hundred twenty million, three hundred forty-four thousand, two hundred four".