2142212042 has 8 divisors (see below), whose sum is σ = 3353027616. Its totient is φ = 1024536172.

The previous prime is 2142212027. The next prime is 2142212053. The reversal of 2142212042 is 2402122412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23284868 + ... + 23284959.

It is an arithmetic number, because the mean of its divisors is an integer number (419128452).

Almost surely, 2^2142212042 is an apocalyptic number.

2142212042 is a deficient number, since it is larger than the sum of its proper divisors (1210815574).

2142212042 is a wasteful number, since it uses less digits than its factorization.

2142212042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46569852.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2142212042 is about 46284.0365785008. The cubic root of 2142212042 is about 1289.1026032351.

Adding to 2142212042 its reverse (2402122412), we get a palindrome (4544334454).

The spelling of 2142212042 in words is "two billion, one hundred forty-two million, two hundred twelve thousand, forty-two".