2002112342 has 4 divisors (see below), whose sum is σ = 3003168516. Its totient is φ = 1001056170.

The previous prime is 2002112341. The next prime is 2002112351. The reversal of 2002112342 is 2432112002.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2002112342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002112341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500528084 + ... + 500528087.

It is an arithmetic number, because the mean of its divisors is an integer number (750792129).

Almost surely, 2^2002112342 is an apocalyptic number.

2002112342 is a deficient number, since it is larger than the sum of its proper divisors (1001056174).

2002112342 is a wasteful number, since it uses less digits than its factorization.

2002112342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001056173.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2002112342 is about 44744.9700189865. The cubic root of 2002112342 is about 1260.3644578517.

Adding to 2002112342 its reverse (2432112002), we get a palindrome (4434224344).

The spelling of 2002112342 in words is "two billion, two million, one hundred twelve thousand, three hundred forty-two".