222120042142 has 32 divisors (see below), whose sum is σ = 346076776800. Its totient is φ = 106792831488.

The previous prime is 222120042139. The next prime is 222120042217. The reversal of 222120042142 is 241240021222.

222120042142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52670418 + ... + 52674634.

It is an arithmetic number, because the mean of its divisors is an integer number (10814899275).

Almost surely, 2^222120042142 is an apocalyptic number.

222120042142 is a deficient number, since it is larger than the sum of its proper divisors (123956734658).

222120042142 is a wasteful number, since it uses less digits than its factorization.

222120042142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222120042142 its reverse (241240021222), we get a palindrome (463360063364).

The spelling of 222120042142 in words is "two hundred twenty-two billion, one hundred twenty million, forty-two thousand, one hundred forty-two".