2142340202 has 8 divisors (see below), whose sum is σ = 3238041312. Its totient is φ = 1062993100.

The previous prime is 2142340163. The next prime is 2142340217. The reversal of 2142340202 is 2020432412.

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

It is a super-2 number, since 2×2142340202² = 9179243082210801608, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4088174 + ... + 4088697.

It is an arithmetic number, because the mean of its divisors is an integer number (404755164).

Almost surely, 2^2142340202 is an apocalyptic number.

2142340202 is a deficient number, since it is larger than the sum of its proper divisors (1095701110).

2142340202 is a wasteful number, since it uses less digits than its factorization.

2142340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8177004.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2142340202 is about 46285.4210524221. The cubic root of 2142340202 is about 1289.1283100111.

Adding to 2142340202 its reverse (2020432412), we get a palindrome (4162772614).

The spelling of 2142340202 in words is "two billion, one hundred forty-two million, three hundred forty thousand, two hundred two".