142203241122 has 32 divisors (see below), whose sum is σ = 297708262272. Its totient is φ = 45197121024.

The previous prime is 142203241111. The next prime is 142203241127. The reversal of 142203241122 is 221142302241.

It is a junction number, because it is equal to n+sod(n) for n = 142203241092 and 142203241101.

It is not an unprimeable number, because it can be changed into a prime (142203241127) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1581583 + ... + 1669074.

It is an arithmetic number, because the mean of its divisors is an integer number (9303383196).

Almost surely, 2^142203241122 is an apocalyptic number.

142203241122 is an abundant number, since it is smaller than the sum of its proper divisors (155505021150).

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

142203241122 is a wasteful number, since it uses less digits than its factorization.

142203241122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3251002.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 142203241122 its reverse (221142302241), we get a palindrome (363345543363).

The spelling of 142203241122 in words is "one hundred forty-two billion, two hundred three million, two hundred forty-one thousand, one hundred twenty-two".