142242522222 has 64 divisors (see below), whose sum is σ = 307304928000. Its totient is φ = 43753851648.

The previous prime is 142242522197. The next prime is 142242522277. The reversal of 142242522222 is 222225242241.

It is a self number, because there is not a number n which added to its sum of digits gives 142242522222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 755154 + ... + 924522.

It is an arithmetic number, because the mean of its divisors is an integer number (4801639500).

Almost surely, 2^142242522222 is an apocalyptic number.

142242522222 is an abundant number, since it is smaller than the sum of its proper divisors (165062405778).

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

142242522222 is a wasteful number, since it uses less digits than its factorization.

142242522222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169585.

The product of its digits is 20480, while the sum is 30.

Adding to 142242522222 its reverse (222225242241), we get a palindrome (364467764463).

The spelling of 142242522222 in words is "one hundred forty-two billion, two hundred forty-two million, five hundred twenty-two thousand, two hundred twenty-two".