2142222124142 has 16 divisors (see below), whose sum is σ = 3550281168672. Its totient is φ = 964273896960.

The previous prime is 2142222124121. The next prime is 2142222124241. The reversal of 2142222124142 is 2414212222412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1369706459 + ... + 1369708022.

It is an arithmetic number, because the mean of its divisors is an integer number (221892573042).

Almost surely, 2^{2142222124142} is an apocalyptic number.

2142222124142 is a deficient number, since it is larger than the sum of its proper divisors (1408059044530).

2142222124142 is a wasteful number, since it uses less digits than its factorization.

2142222124142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739414523.

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

Adding to 2142222124142 its reverse (2414212222412), we get a palindrome (4556434346554).

The spelling of 2142222124142 in words is "two trillion, one hundred forty-two billion, two hundred twenty-two million, one hundred twenty-four thousand, one hundred forty-two".