142224141224 has 32 divisors (see below), whose sum is σ = 297678443040. Its totient is φ = 63143908800.

The previous prime is 142224141221. The next prime is 142224141281. The reversal of 142224141224 is 422141422241.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (142224141221) 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, 18789047 + ... + 18796614.

It is an arithmetic number, because the mean of its divisors is an integer number (9302451345).

Almost surely, 2^142224141224 is an apocalyptic number.

It is an amenable number.

142224141224 is an abundant number, since it is smaller than the sum of its proper divisors (155454301816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142224141224 is a wasteful number, since it uses less digits than its factorization.

142224141224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37585721 (or 37585717 counting only the distinct ones).

The product of its digits is 8192, while the sum is 29.

Adding to 142224141224 its reverse (422141422241), we get a palindrome (564365563465).

The spelling of 142224141224 in words is "one hundred forty-two billion, two hundred twenty-four million, one hundred forty-one thousand, two hundred twenty-four".