2142204122 has 8 divisors (see below), whose sum is σ = 3215568576. Its totient is φ = 1070347932.

The previous prime is 2142204109. The next prime is 2142204131. The reversal of 2142204122 is 2214022412.

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

It is a junction number, because it is equal to n+sod(n) for n = 2142204094 and 2142204103.

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, 373508 + ... + 379199.

It is an arithmetic number, because the mean of its divisors is an integer number (401946072).

Almost surely, 2^2142204122 is an apocalyptic number.

2142204122 is a deficient number, since it is larger than the sum of its proper divisors (1073364454).

2142204122 is a wasteful number, since it uses less digits than its factorization.

2142204122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754132.

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

The square root of 2142204122 is about 46283.9510197649. The cubic root of 2142204122 is about 1289.1010145805.

Adding to 2142204122 its reverse (2214022412), we get a palindrome (4356226534).

The spelling of 2142204122 in words is "two billion, one hundred forty-two million, two hundred four thousand, one hundred twenty-two".